package: explicitly disable GlfwApplication in all packages.

So it shows that it's intentional, instead of just being forgotten.

package/archlinux/magnum-git/PKGBUILD

@@ -26,6 +26,7 @@ build() {
         -DCMAKE_BUILD_TYPE=Release \
         -DCMAKE_INSTALL_PREFIX=/usr \
         -DWITH_AUDIO=ON \
+        -DWITH_GLFWAPPLICATION=OFF \
         -DWITH_SDL2APPLICATION=ON \
         -DWITH_GLXAPPLICATION=ON \
         -DWITH_WINDOWLESSGLXAPPLICATION=ON \

package/debian/rules

@@ -18,6 +18,7 @@ override_dh_auto_configure:
 		-DCMAKE_BUILD_TYPE=Release \
 		-DWITH_AUDIO=ON \
 		-DWITH_GLXAPPLICATION=ON \
+		-DWITH_GLFWAPPLICATION=OFF \
 		-DWITH_SDL2APPLICATION=ON \
 		-DWITH_WINDOWLESSGLXAPPLICATION=ON \
 		-DWITH_GLXCONTEXT=ON \

package/gentoo/dev-libs/magnum/magnum-9999.ebuild

@@ -29,6 +29,7 @@ src_configure() {
 		-DCMAKE_BUILD_TYPE=Release
 		-DWITH_AUDIO=ON
 		-DWITH_GLXAPPLICATION=ON
+		-DWITH_GLFWAPPLICATION=OFF
 		-DWITH_SDL2APPLICATION=ON
 		-DWITH_WINDOWLESSGLXAPPLICATION=ON
 		-DWITH_EGLCONTEXT=ON

package/homebrew/magnum.rb

@@ -12,7 +12,7 @@ class Magnum < Formula
   def install
     system "mkdir build"
     cd "build" do
-      system "cmake", "-DCMAKE_BUILD_TYPE=Release", "-DCMAKE_INSTALL_PREFIX=#{prefix}", "-DWITH_AUDIO=ON", "-DWITH_SDL2APPLICATION=ON", "-DWITH_WINDOWLESSCGLAPPLICATION=ON", "-DWITH_CGLCONTEXT=ON", "-DWITH_OPENGLTESTER=ON", "-DWITH_MAGNUMFONT=ON", "-DWITH_MAGNUMFONTCONVERTER=ON", "-DWITH_OBJIMPORTER=ON", "-DWITH_TGAIMAGECONVERTER=ON", "-DWITH_TGAIMPORTER=ON", "-DWITH_WAVAUDIOIMPORTER=ON", "-DWITH_DISTANCEFIELDCONVERTER=ON", "-DWITH_FONTCONVERTER=ON", "-DWITH_IMAGECONVERTER=ON", "-DWITH_MAGNUMINFO=ON", "-DWITH_AL_INFO=ON", ".."
+      system "cmake", "-DCMAKE_BUILD_TYPE=Release", "-DCMAKE_INSTALL_PREFIX=#{prefix}", "-DWITH_AUDIO=ON", "-DWITH_GLFWAPPLICATION=OFF", "-DWITH_SDL2APPLICATION=ON", "-DWITH_WINDOWLESSCGLAPPLICATION=ON", "-DWITH_CGLCONTEXT=ON", "-DWITH_OPENGLTESTER=ON", "-DWITH_MAGNUMFONT=ON", "-DWITH_MAGNUMFONTCONVERTER=ON", "-DWITH_OBJIMPORTER=ON", "-DWITH_TGAIMAGECONVERTER=ON", "-DWITH_TGAIMPORTER=ON", "-DWITH_WAVAUDIOIMPORTER=ON", "-DWITH_DISTANCEFIELDCONVERTER=ON", "-DWITH_FONTCONVERTER=ON", "-DWITH_IMAGECONVERTER=ON", "-DWITH_MAGNUMINFO=ON", "-DWITH_AL_INFO=ON", ".."
       system "cmake", "--build", "."
       system "cmake", "--build", ".", "--target", "install"
     end