diff --git a/pkgs/applications/audio/mpc123/default.nix b/pkgs/applications/audio/mpc123/default.nix
index ac945bee7f74..efaef97257e0 100644
--- a/pkgs/applications/audio/mpc123/default.nix
+++ b/pkgs/applications/audio/mpc123/default.nix
@@ -27,6 +27,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu; # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux; # arbitrary choice
   };
 }
diff --git a/pkgs/applications/audio/mpg321/default.nix b/pkgs/applications/audio/mpg321/default.nix
index ee0ebf234ce5..3ffc5265f7a0 100644
--- a/pkgs/applications/audio/mpg321/default.nix
+++ b/pkgs/applications/audio/mpg321/default.nix
@@ -30,6 +30,6 @@ stdenv.mkDerivation rec {
     homepage = http://mpg321.sourceforge.net/;
     license = licenses.gpl2;
     maintainers = [ maintainers.rycee ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/calfw/default.nix b/pkgs/applications/editors/emacs-modes/calfw/default.nix
index c173684fab4c..091635feda6f 100644
--- a/pkgs/applications/editors/emacs-modes/calfw/default.nix
+++ b/pkgs/applications/editors/emacs-modes/calfw/default.nix
@@ -29,6 +29,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = with stdenv.lib.maintainers; [ chaoflow ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/editors/emacs-modes/jdee/default.nix b/pkgs/applications/editors/emacs-modes/jdee/default.nix
index e47da7a41934..306fe66823c8 100644
--- a/pkgs/applications/editors/emacs-modes/jdee/default.nix
+++ b/pkgs/applications/editors/emacs-modes/jdee/default.nix
@@ -92,7 +92,7 @@ in
       license = stdenv.lib.licenses.gpl2Plus;
 
       maintainers = [ ];
-      platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+      platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
 
       broken = true;
     };
diff --git a/pkgs/applications/editors/texmacs/default.nix b/pkgs/applications/editors/texmacs/default.nix
index 447e729d4f9b..d3d95e5886a5 100644
--- a/pkgs/applications/editors/texmacs/default.nix
+++ b/pkgs/applications/editors/texmacs/default.nix
@@ -41,6 +41,6 @@ stdenv.mkDerivation {
 
   meta = common.meta // {
     maintainers = [ stdenv.lib.maintainers.roconnor ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/graphics/geeqie/default.nix b/pkgs/applications/graphics/geeqie/default.nix
index d034f5d64d93..a1ea88da84be 100644
--- a/pkgs/applications/graphics/geeqie/default.nix
+++ b/pkgs/applications/graphics/geeqie/default.nix
@@ -49,6 +49,6 @@ stdenv.mkDerivation rec {
     homepage = http://geeqie.sourceforge.net;
 
     maintainers = with maintainers; [ jfrankenau pSub ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/gimp/plugins/default.nix b/pkgs/applications/graphics/gimp/plugins/default.nix
index f491f5dc914a..01d086cc4ed4 100644
--- a/pkgs/applications/graphics/gimp/plugins/default.nix
+++ b/pkgs/applications/graphics/gimp/plugins/default.nix
@@ -196,7 +196,7 @@ rec {
 
       license = stdenv.lib.licenses.gpl3Plus;
       maintainers = [ ];
-      platforms = stdenv.lib.platforms.gnu;
+      platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     };
   };
 
diff --git a/pkgs/applications/graphics/ocrad/default.nix b/pkgs/applications/graphics/ocrad/default.nix
index ac67759c258c..d88117916279 100644
--- a/pkgs/applications/graphics/ocrad/default.nix
+++ b/pkgs/applications/graphics/ocrad/default.nix
@@ -29,6 +29,6 @@ stdenv.mkDerivation rec {
 
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ pSub ];
-    platforms = platforms.gnu;  # arbitrary choice
+    platforms = platforms.gnu ++ platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/graphics/panotools/default.nix b/pkgs/applications/graphics/panotools/default.nix
index 9ca90d2f5df3..719aca5096a5 100644
--- a/pkgs/applications/graphics/panotools/default.nix
+++ b/pkgs/applications/graphics/panotools/default.nix
@@ -18,6 +18,6 @@ stdenv.mkDerivation rec {
     description = "Free software suite for authoring and displaying virtual reality panoramas";
     license = stdenv.lib.licenses.gpl2Plus;
 
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/graphics/qtpfsgui/default.nix b/pkgs/applications/graphics/qtpfsgui/default.nix
index d3edc40cbea2..4be7d230b5f4 100644
--- a/pkgs/applications/graphics/qtpfsgui/default.nix
+++ b/pkgs/applications/graphics/qtpfsgui/default.nix
@@ -36,6 +36,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/scantailor/advanced.nix b/pkgs/applications/graphics/scantailor/advanced.nix
index bea4fe9b2c6c..1fb8d572e95b 100644
--- a/pkgs/applications/graphics/scantailor/advanced.nix
+++ b/pkgs/applications/graphics/scantailor/advanced.nix
@@ -44,6 +44,6 @@ stdenv.mkDerivation rec {
     description = "Interactive post-processing tool for scanned pages";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ jfrankenau ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/scantailor/default.nix b/pkgs/applications/graphics/scantailor/default.nix
index ec7af8829073..395179ff70ae 100644
--- a/pkgs/applications/graphics/scantailor/default.nix
+++ b/pkgs/applications/graphics/scantailor/default.nix
@@ -19,6 +19,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = [ stdenv.lib.maintainers.viric ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/ufraw/default.nix b/pkgs/applications/graphics/ufraw/default.nix
index cb1c37aefebf..50cd9485a3e8 100644
--- a/pkgs/applications/graphics/ufraw/default.nix
+++ b/pkgs/applications/graphics/ufraw/default.nix
@@ -49,6 +49,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;  # needs GTK+
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # needs GTK+
   };
 }
diff --git a/pkgs/applications/graphics/viewnior/default.nix b/pkgs/applications/graphics/viewnior/default.nix
index c655cadef400..5afd7a0237d0 100644
--- a/pkgs/applications/graphics/viewnior/default.nix
+++ b/pkgs/applications/graphics/viewnior/default.nix
@@ -38,6 +38,6 @@ stdenv.mkDerivation rec {
 
     maintainers = [ stdenv.lib.maintainers.smironov ];
 
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/graphics/xfig/default.nix b/pkgs/applications/graphics/xfig/default.nix
index c70b1029b791..545675ab1545 100644
--- a/pkgs/applications/graphics/xfig/default.nix
+++ b/pkgs/applications/graphics/xfig/default.nix
@@ -42,6 +42,6 @@ stdenv.mkDerivation {
   meta = {
     description = "An interactive drawing tool for X11";
     homepage = http://xfig.org;
-    platforms = stdenv.lib.platforms.gnu;         # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;         # arbitrary choice
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
index fa1c64ba0ad7..fa3c66e67b61 100644
--- a/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
+++ b/pkgs/applications/networking/instant-messengers/bitlbee/default.nix
@@ -50,6 +50,6 @@ stdenv.mkDerivation rec {
     license = licenses.gpl2Plus;
 
     maintainers = with maintainers; [ wkennington pSub ];
-    platforms = platforms.gnu;  # arbitrary choice
+    platforms = platforms.gnu ++ platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
index 2d880bef753e..4fa4967c898e 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/gabble/default.nix
@@ -22,6 +22,6 @@ stdenv.mkDerivation rec {
     homepage = https://telepathy.freedesktop.org/components/telepathy-gabble/;
     description = "Jabber/XMPP connection manager for the Telepathy framework";
     license = licenses.lgpl21Plus;
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
index a1669183bb3b..89be42781a4c 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/haze/default.nix
@@ -24,6 +24,6 @@ stdenv.mkDerivation rec {
 
   meta = {
     description = "A Telepathy connection manager based on libpurple";
-    platforms = stdenv.lib.platforms.gnu; # Random choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux; # Random choice
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
index 7894554eee4f..4607961cdf08 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/idle/default.nix
@@ -21,6 +21,6 @@ stdenv.mkDerivation rec {
   meta = {
     description = "IRC connection manager for the Telepathy framework";
     license = stdenv.lib.licenses.lgpl21;
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
index 111970ab7112..f1b3c55d14c3 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/logger/default.nix
@@ -31,6 +31,6 @@ stdenv.mkDerivation rec {
     homepage = https://telepathy.freedesktop.org/components/telepathy-logger/;
     license = licenses.lgpl21;
     maintainers = with maintainers; [ jtojnar ];
-    platforms = platforms.gnu; # Arbitrary choice
+    platforms = platforms.gnu ++ platforms.linux; # Arbitrary choice
   };
 }
diff --git a/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix b/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
index e060eaabf281..17cd20c09cbd 100644
--- a/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
+++ b/pkgs/applications/networking/instant-messengers/telepathy/salut/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Link-local XMPP connection manager for Telepathy";
-    platforms = platforms.gnu; # Random choice
+    platforms = platforms.gnu ++ platforms.linux; # Random choice
     maintainers = [ maintainers.lethalman ];
   };
 }
diff --git a/pkgs/applications/networking/p2p/gnunet/default.nix b/pkgs/applications/networking/p2p/gnunet/default.nix
index d18342177243..e15c3588c298 100644
--- a/pkgs/applications/networking/p2p/gnunet/default.nix
+++ b/pkgs/applications/networking/p2p/gnunet/default.nix
@@ -73,6 +73,6 @@ stdenv.mkDerivation rec {
     license = licenses.gpl2Plus;
 
     maintainers = with maintainers; [ viric vrthra ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/p2p/gnunet/git.nix b/pkgs/applications/networking/p2p/gnunet/git.nix
index 6a0063dfb871..9763c0ee97fa 100644
--- a/pkgs/applications/networking/p2p/gnunet/git.nix
+++ b/pkgs/applications/networking/p2p/gnunet/git.nix
@@ -87,6 +87,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
 
     maintainers = with stdenv.lib.maintainers; [ viric ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/networking/p2p/gnunet/svn.nix b/pkgs/applications/networking/p2p/gnunet/svn.nix
index 8c8d95169c87..688bb11acd03 100644
--- a/pkgs/applications/networking/p2p/gnunet/svn.nix
+++ b/pkgs/applications/networking/p2p/gnunet/svn.nix
@@ -88,6 +88,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
 
     maintainers = with stdenv.lib.maintainers; [ viric ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/office/gnucash/2.6.nix b/pkgs/applications/office/gnucash/2.6.nix
index c768f4c7fa34..4d85374ee9a6 100644
--- a/pkgs/applications/office/gnucash/2.6.nix
+++ b/pkgs/applications/office/gnucash/2.6.nix
@@ -113,6 +113,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.gnucash.org/;
 
     maintainers = [ stdenv.lib.maintainers.peti stdenv.lib.maintainers.domenkozar ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/office/gnucash/default.nix b/pkgs/applications/office/gnucash/default.nix
index d17cd2a7ab75..252c6d878d0c 100644
--- a/pkgs/applications/office/gnucash/default.nix
+++ b/pkgs/applications/office/gnucash/default.nix
@@ -80,6 +80,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.gnucash.org/;
 
     maintainers = [ stdenv.lib.maintainers.peti stdenv.lib.maintainers.domenkozar ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/applications/science/machine-learning/torch/torch-distro.nix b/pkgs/applications/science/machine-learning/torch/torch-distro.nix
index a4247eac627b..d8ce1d2c6280 100644
--- a/pkgs/applications/science/machine-learning/torch/torch-distro.nix
+++ b/pkgs/applications/science/machine-learning/torch/torch-distro.nix
@@ -9,7 +9,7 @@ let
     homepage = http://torch.ch;
     license = stdenv.lib.licenses.bsd3;
     maintainers = with stdenv.lib.maintainers; [ smironov ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 
   distro_src = src;
diff --git a/pkgs/applications/science/misc/megam/default.nix b/pkgs/applications/science/misc/megam/default.nix
index a0ee505dc97f..8cd119c7b7b0 100644
--- a/pkgs/applications/science/misc/megam/default.nix
+++ b/pkgs/applications/science/misc/megam/default.nix
@@ -41,6 +41,6 @@ stdenv.mkDerivation rec {
     license = "non-commercial";
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/science/misc/tulip/default.nix b/pkgs/applications/science/misc/tulip/default.nix
index 8560d900a4fa..7db2e6a12c20 100644
--- a/pkgs/applications/science/misc/tulip/default.nix
+++ b/pkgs/applications/science/misc/tulip/default.nix
@@ -33,6 +33,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/applications/video/qstopmotion/default.nix b/pkgs/applications/video/qstopmotion/default.nix
index 412cc1ad2728..2454044bb48e 100644
--- a/pkgs/applications/video/qstopmotion/default.nix
+++ b/pkgs/applications/video/qstopmotion/default.nix
@@ -31,6 +31,6 @@ stdenv.mkDerivation rec {
 
     license = stdenv.lib.licenses.gpl2Plus;
     maintainers = [ maintainers.leenaars ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/desktops/gnome-3/core/folks/default.nix b/pkgs/desktops/gnome-3/core/folks/default.nix
index 776f76642222..beb40209bc8c 100644
--- a/pkgs/desktops/gnome-3/core/folks/default.nix
+++ b/pkgs/desktops/gnome-3/core/folks/default.nix
@@ -45,6 +45,6 @@ in stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.lgpl2Plus;
 
     maintainers = gnome3.maintainers;
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/development/compilers/gprolog/default.nix b/pkgs/development/compilers/gprolog/default.nix
index 0e3eb88f537c..b12b055342ca 100644
--- a/pkgs/development/compilers/gprolog/default.nix
+++ b/pkgs/development/compilers/gprolog/default.nix
@@ -63,6 +63,6 @@ stdenv.mkDerivation rec {
     '';
 
     maintainers = [ stdenv.lib.maintainers.peti ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/development/compilers/mit-scheme/default.nix b/pkgs/development/compilers/mit-scheme/default.nix
index 4670f39eac18..f254e91e5c65 100644
--- a/pkgs/development/compilers/mit-scheme/default.nix
+++ b/pkgs/development/compilers/mit-scheme/default.nix
@@ -87,6 +87,6 @@ stdenv.mkDerivation {
 
     # Build fails on Cygwin and Darwin:
     # <http://article.gmane.org/gmane.lisp.scheme.mit-scheme.devel/489>.
-    platforms = platforms.gnu ++ platforms.freebsd;
+    platforms = platforms.gnu ++ platforms.linux ++ platforms.freebsd;
   };
 }
diff --git a/pkgs/development/guile-modules/guile-lib/default.nix b/pkgs/development/guile-modules/guile-lib/default.nix
index 95741e07600a..35eb4667bd6b 100644
--- a/pkgs/development/guile-modules/guile-lib/default.nix
+++ b/pkgs/development/guile-modules/guile-lib/default.nix
@@ -40,6 +40,6 @@ in stdenv.mkDerivation {
     homepage = "http://www.nongnu.org/guile-lib/";
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ vyp ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/development/guile-modules/guile-ncurses/default.nix b/pkgs/development/guile-modules/guile-ncurses/default.nix
index 152a34883045..8f6018582670 100644
--- a/pkgs/development/guile-modules/guile-ncurses/default.nix
+++ b/pkgs/development/guile-modules/guile-ncurses/default.nix
@@ -39,6 +39,6 @@ in stdenv.mkDerivation {
     homepage = "https://www.gnu.org/software/guile-ncurses/";
     license = licenses.lgpl3Plus;
     maintainers = with maintainers; [ vyp ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/development/libraries/clutter-gst/default.nix b/pkgs/development/libraries/clutter-gst/default.nix
index 962ca9ff9b53..a06691d5c715 100644
--- a/pkgs/development/libraries/clutter-gst/default.nix
+++ b/pkgs/development/libraries/clutter-gst/default.nix
@@ -30,6 +30,6 @@ in stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.lgpl2Plus;
 
     maintainers = with stdenv.lib.maintainers; [ lethalman ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/development/libraries/clutter-gtk/default.nix b/pkgs/development/libraries/clutter-gtk/default.nix
index 71789b45a283..22f205cdcec0 100644
--- a/pkgs/development/libraries/clutter-gtk/default.nix
+++ b/pkgs/development/libraries/clutter-gtk/default.nix
@@ -27,6 +27,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.clutter-project.org/;
     license = stdenv.lib.licenses.lgpl2Plus;
     maintainers = with stdenv.lib.maintainers; [ lethalman ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/development/libraries/libcanberra/default.nix b/pkgs/development/libraries/libcanberra/default.nix
index 1b2cf4084f93..54f2273c2fcf 100644
--- a/pkgs/development/libraries/libcanberra/default.nix
+++ b/pkgs/development/libraries/libcanberra/default.nix
@@ -43,6 +43,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.lgpl2Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/development/libraries/libchamplain/default.nix b/pkgs/development/libraries/libchamplain/default.nix
index 74e5bbc952ae..418e9cf0b573 100644
--- a/pkgs/development/libraries/libchamplain/default.nix
+++ b/pkgs/development/libraries/libchamplain/default.nix
@@ -38,6 +38,6 @@ stdenv.mkDerivation rec {
     '';
 
      maintainers = gnome3.maintainers;
-     platforms = platforms.gnu;  # arbitrary choice
+     platforms = platforms.gnu ++ platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/development/libraries/libchop/default.nix b/pkgs/development/libraries/libchop/default.nix
index 1be3a74fbff5..5790672d8e51 100644
--- a/pkgs/development/libraries/libchop/default.nix
+++ b/pkgs/development/libraries/libchop/default.nix
@@ -50,6 +50,6 @@ stdenv.mkDerivation rec {
     homepage = http://nongnu.org/libchop/;
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ viric ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/development/libraries/libgpod/default.nix b/pkgs/development/libraries/libgpod/default.nix
index 60400712e30e..fbe421e9974e 100644
--- a/pkgs/development/libraries/libgpod/default.nix
+++ b/pkgs/development/libraries/libgpod/default.nix
@@ -32,7 +32,7 @@ in stdenv.mkDerivation rec {
     homepage = http://gtkpod.sourceforge.net/;
     description = "Library used by gtkpod to access the contents of an ipod";
     license = "LGPL";
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     maintainers = [ ];
   };
 }
diff --git a/pkgs/development/libraries/libxmi/default.nix b/pkgs/development/libraries/libxmi/default.nix
index 46d38b16ccf1..81c5b5e2891b 100644
--- a/pkgs/development/libraries/libxmi/default.nix
+++ b/pkgs/development/libraries/libxmi/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation {
     description = "Library for rasterizing 2-D vector graphics";
     homepage = http://www.gnu.org/software/libxmi/;
     license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
     maintainers = [ ];
   };
 }
diff --git a/pkgs/development/libraries/tokyo-tyrant/default.nix b/pkgs/development/libraries/tokyo-tyrant/default.nix
index ccd619e8bc18..7bf08a3560ae 100644
--- a/pkgs/development/libraries/tokyo-tyrant/default.nix
+++ b/pkgs/development/libraries/tokyo-tyrant/default.nix
@@ -35,7 +35,7 @@ stdenv.mkDerivation rec {
 
     license = stdenv.lib.licenses.lgpl21Plus;
 
-    platforms = stdenv.lib.platforms.gnu;         # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;         # arbitrary choice
     maintainers = [ ];
   };
 }
diff --git a/pkgs/development/libraries/vcdimager/default.nix b/pkgs/development/libraries/vcdimager/default.nix
index 48ad33424f60..77956be3b12e 100644
--- a/pkgs/development/libraries/vcdimager/default.nix
+++ b/pkgs/development/libraries/vcdimager/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     homepage = http://www.gnu.org/software/vcdimager/;
     description = "Full-featured mastering suite for authoring, disassembling and analyzing Video CDs and Super Video CDs";
-    platforms = platforms.gnu; # random choice
+    platforms = platforms.gnu ++ platforms.linux; # random choice
     license = licenses.gpl2;
   };
 }
diff --git a/pkgs/development/tools/misc/complexity/default.nix b/pkgs/development/tools/misc/complexity/default.nix
index 60a0370e86e2..41bfa520e62c 100644
--- a/pkgs/development/tools/misc/complexity/default.nix
+++ b/pkgs/development/tools/misc/complexity/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
     homepage = http://www.gnu.org/software/complexity/;
 
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     maintainers = [ ];
   };
 }
diff --git a/pkgs/os-specific/gnu/mig/default.nix b/pkgs/os-specific/gnu/mig/default.nix
index 34426b45d55e..2855f5b4240f 100644
--- a/pkgs/os-specific/gnu/mig/default.nix
+++ b/pkgs/os-specific/gnu/mig/default.nix
@@ -46,7 +46,7 @@ stdenv.mkDerivation {
 
     homepage = http://www.gnu.org/software/hurd/microkernel/mach/mig/gnu_mig.html;
 
-    # platforms = stdenv.lib.platforms.gnu;  # really GNU/Hurd
+    # platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # really GNU/Hurd
     maintainers = [ stdenv.lib.maintainers.ludo ];
   };
 }
diff --git a/pkgs/servers/http/myserver/default.nix b/pkgs/servers/http/myserver/default.nix
index 3e1c94e79b4b..fa3b57a0b22e 100644
--- a/pkgs/servers/http/myserver/default.nix
+++ b/pkgs/servers/http/myserver/default.nix
@@ -43,7 +43,7 @@ stdenv.mkDerivation rec {
     license = lib.licenses.gpl3Plus;
 
     # libevent fails to build on Cygwin and Guile has troubles on Darwin.
-    platforms = lib.platforms.gnu;
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;
 
     broken = true; # needs patch for gets()
   };
diff --git a/pkgs/servers/pies/default.nix b/pkgs/servers/pies/default.nix
index c472f767d525..73af60e55c42 100644
--- a/pkgs/servers/pies/default.nix
+++ b/pkgs/servers/pies/default.nix
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
 
     homepage = http://www.gnu.org/software/pies/;
 
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     maintainers = [ ];
   };
 }
diff --git a/pkgs/tools/X11/xnee/default.nix b/pkgs/tools/X11/xnee/default.nix
index 63abc31e0076..b31a512e84ab 100644
--- a/pkgs/tools/X11/xnee/default.nix
+++ b/pkgs/tools/X11/xnee/default.nix
@@ -50,6 +50,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.gnu.org/software/xnee/;
 
     maintainers = with stdenv.lib.maintainers; [ fuuzetsu ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/tools/filesystems/mtools/default.nix b/pkgs/tools/filesystems/mtools/default.nix
index ff311b9fae2f..e7a9963f6501 100644
--- a/pkgs/tools/filesystems/mtools/default.nix
+++ b/pkgs/tools/filesystems/mtools/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = http://www.gnu.org/software/mtools/;
     description = "Utilities to access MS-DOS disks";
-    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.darwin;
+    platforms = stdenv.lib.platforms.unix;
     maintainers = [ ];
   };
 }
diff --git a/pkgs/tools/graphics/logstalgia/default.nix b/pkgs/tools/graphics/logstalgia/default.nix
index 0fa991638457..be4cf0f493b6 100644
--- a/pkgs/tools/graphics/logstalgia/default.nix
+++ b/pkgs/tools/graphics/logstalgia/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
       a Miscellaneous section.
     '';
 
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
     maintainers = with maintainers; [ pSub ];
   };
 }
diff --git a/pkgs/tools/misc/grub/pvgrub_image/default.nix b/pkgs/tools/misc/grub/pvgrub_image/default.nix
index ee6e5065f40b..df5e3f15e95a 100644
--- a/pkgs/tools/misc/grub/pvgrub_image/default.nix
+++ b/pkgs/tools/misc/grub/pvgrub_image/default.nix
@@ -37,6 +37,6 @@ stdenv.mkDerivation rec {
          Xen guests
       '';
 
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 })
diff --git a/pkgs/tools/misc/grub/trusted.nix b/pkgs/tools/misc/grub/trusted.nix
index e57c98bf51b0..2bf7e3dcf43b 100644
--- a/pkgs/tools/misc/grub/trusted.nix
+++ b/pkgs/tools/misc/grub/trusted.nix
@@ -98,6 +98,6 @@ stdenv.mkDerivation rec {
     description = "GRUB 2.0 extended with TCG (TPM) support for integrity measured boot process (trusted boot)";
     homepage = https://github.com/Sirrix-AG/TrustedGRUB2;
     license = licenses.gpl3Plus;
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/tools/misc/picocom/default.nix b/pkgs/tools/misc/picocom/default.nix
index 57be275d32af..bb66b97039da 100644
--- a/pkgs/tools/misc/picocom/default.nix
+++ b/pkgs/tools/misc/picocom/default.nix
@@ -26,6 +26,6 @@ stdenv.mkDerivation rec {
     description = "Minimal dumb-terminal emulation program";
     homepage = https://github.com/npat-efault/picocom/;
     license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
   };
 }
diff --git a/pkgs/tools/misc/urjtag/default.nix b/pkgs/tools/misc/urjtag/default.nix
index 99cd407a9ae4..25687a3dbe1e 100644
--- a/pkgs/tools/misc/urjtag/default.nix
+++ b/pkgs/tools/misc/urjtag/default.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     description = "Enhanced, modern tool for communicating over JTAG with flash chips, CPUs,and many more";
     homepage = http://urjtag.org/;
     license = with stdenv.lib.licenses; [ gpl2Plus lgpl21Plus ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
     maintainers = with stdenv.lib.maintainers; [ lowfatcomputing ];
   };
 }
diff --git a/pkgs/tools/networking/connect/default.nix b/pkgs/tools/networking/connect/default.nix
index 387987c588ad..f7a0c00fb481 100644
--- a/pkgs/tools/networking/connect/default.nix
+++ b/pkgs/tools/networking/connect/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
       '';
     homepage = https://bitbucket.org/gotoh/connect/wiki/Home;
     license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     maintainers = with stdenv.lib.maintainers; [ jcumming ];
   };
 }
diff --git a/pkgs/tools/networking/inetutils/default.nix b/pkgs/tools/networking/inetutils/default.nix
index c5ecb5eb6dad..04045615a9b4 100644
--- a/pkgs/tools/networking/inetutils/default.nix
+++ b/pkgs/tools/networking/inetutils/default.nix
@@ -48,6 +48,6 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = [ ];
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/tools/networking/mailutils/default.nix b/pkgs/tools/networking/mailutils/default.nix
index 26bfd27bf9a6..4df7f80fff6c 100644
--- a/pkgs/tools/networking/mailutils/default.nix
+++ b/pkgs/tools/networking/mailutils/default.nix
@@ -116,6 +116,6 @@ in stdenv.mkDerivation rec {
     homepage = http://www.gnu.org/software/mailutils/;
 
     # Some of the dependencies fail to build on {cyg,dar}win.
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/tools/networking/p2p/amule/default.nix b/pkgs/tools/networking/p2p/amule/default.nix
index c278cc989357..ac440fc6d338 100644
--- a/pkgs/tools/networking/p2p/amule/default.nix
+++ b/pkgs/tools/networking/p2p/amule/default.nix
@@ -65,7 +65,7 @@ mkDerivation rec {
 
     license = stdenv.lib.licenses.gpl2Plus;
 
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
     maintainers = [ stdenv.lib.maintainers.phreedom ];
   };
 }
diff --git a/pkgs/tools/networking/p2p/seeks/default.nix b/pkgs/tools/networking/p2p/seeks/default.nix
index f11c0a63b07e..2a89e419b2e4 100644
--- a/pkgs/tools/networking/p2p/seeks/default.nix
+++ b/pkgs/tools/networking/p2p/seeks/default.nix
@@ -63,7 +63,7 @@ stdenv.mkDerivation {
     maintainers = [
       stdenv.lib.maintainers.matejc
     ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
     broken = true; # 2018-04-11
   };
 }
diff --git a/pkgs/tools/networking/p2p/tahoe-lafs/default.nix b/pkgs/tools/networking/p2p/tahoe-lafs/default.nix
index 8c0c4a6c5664..c682100b4384 100644
--- a/pkgs/tools/networking/p2p/tahoe-lafs/default.nix
+++ b/pkgs/tools/networking/p2p/tahoe-lafs/default.nix
@@ -89,6 +89,6 @@ pythonPackages.buildPythonApplication rec {
     homepage = http://tahoe-lafs.org/;
     license = [ lib.licenses.gpl2Plus /* or */ "TGPPLv1+" ];
     maintainers = with lib.maintainers; [ MostAwesomeDude ];
-    platforms = lib.platforms.gnu;  # arbitrary choice
+    platforms = lib.platforms.gnu ++ lib.platforms.linux;
   };
 }
diff --git a/pkgs/tools/networking/telnet/default.nix b/pkgs/tools/networking/telnet/default.nix
index 3a5117653c83..c38f3c46fa46 100644
--- a/pkgs/tools/networking/telnet/default.nix
+++ b/pkgs/tools/networking/telnet/default.nix
@@ -17,6 +17,6 @@ stdenv.mkDerivation {
     description = "A client and daemon for the Telnet protocol";
     homepage = ftp://ftp.suse.com/pub/people/kukuk/ipv6/;
     license = "BSD";
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/tools/security/gnupg/1.nix b/pkgs/tools/security/gnupg/1.nix
index fa4555dcafb9..9a147caa7e21 100644
--- a/pkgs/tools/security/gnupg/1.nix
+++ b/pkgs/tools/security/gnupg/1.nix
@@ -27,6 +27,6 @@ stdenv.mkDerivation rec {
       other applications.  A wealth of frontend applications and libraries are
       available.
     '';
-    platforms = platforms.gnu; # arbitrary choice
+    platforms = platforms.gnu ++ platforms.linux; # arbitrary choice
   };
 }
diff --git a/pkgs/tools/security/pius/default.nix b/pkgs/tools/security/pius/default.nix
index eb05c3748078..f9dced33ed46 100644
--- a/pkgs/tools/security/pius/default.nix
+++ b/pkgs/tools/security/pius/default.nix
@@ -32,7 +32,7 @@ pythonPackages.buildPythonApplication {
 
     license = stdenv.lib.licenses.gpl2;
 
-    platforms = stdenv.lib.platforms.gnu;
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
     maintainers = with stdenv.lib.maintainers; [ fuuzetsu kierdavis ];
   };
 }
diff --git a/pkgs/tools/system/freeipmi/default.nix b/pkgs/tools/system/freeipmi/default.nix
index fd70dce4edf3..6996d66abe0c 100644
--- a/pkgs/tools/system/freeipmi/default.nix
+++ b/pkgs/tools/system/freeipmi/default.nix
@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl3Plus;
 
     maintainers = with stdenv.lib.maintainers; [ raskin ];
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
 
     updateWalker = true;
     inherit version;
diff --git a/pkgs/tools/text/namazu/default.nix b/pkgs/tools/text/namazu/default.nix
index 21548de5efbd..67a26cb41aa0 100644
--- a/pkgs/tools/text/namazu/default.nix
+++ b/pkgs/tools/text/namazu/default.nix
@@ -38,7 +38,7 @@ stdenv.mkDerivation rec {
     license = stdenv.lib.licenses.gpl2Plus;
     homepage = http://namazu.org/;
 
-    platforms = stdenv.lib.platforms.gnu;  # arbitrary choice
+    platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;  # arbitrary choice
     maintainers = [ ];
     broken = true; # File-MMagic is not compatible with our Perl version
   };
diff --git a/pkgs/tools/text/numdiff/default.nix b/pkgs/tools/text/numdiff/default.nix
index 96c91def9ac7..4741fecb90c1 100644
--- a/pkgs/tools/text/numdiff/default.nix
+++ b/pkgs/tools/text/numdiff/default.nix
@@ -18,6 +18,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.nongnu.org/numdiff/;
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ ndowens ];
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }
diff --git a/pkgs/tools/video/dvgrab/default.nix b/pkgs/tools/video/dvgrab/default.nix
index cec4fc1ce8bf..752a6f314325 100644
--- a/pkgs/tools/video/dvgrab/default.nix
+++ b/pkgs/tools/video/dvgrab/default.nix
@@ -34,6 +34,6 @@ stdenv.mkDerivation rec {
     homepage = http://kinodv.org/;
 
     license = licenses.gpl2Plus;
-    platforms = platforms.gnu;
+    platforms = platforms.gnu ++ platforms.linux;
   };
 }