diff --git a/data/macos/build.sh b/data/macos/build.sh
index 80da131e7..e04df6fb8 100755
--- a/data/macos/build.sh
+++ b/data/macos/build.sh
@@ -15,27 +15,19 @@ if [ -d /dev/shm ]; then
   export PATH=/usr/i686-apple-darwin10/bin/:$PATH
 else
   # MacOS
-  export CC="gcc-mp-4.7"
-  export CXX="g++-mp-4.7"
-  export LDFLAGS="-L/usr/local/lib/"
-  export PYUIC="pyuic4-3.3"
-  export PYRCC="pyrcc4-3.3 -py3"
+  . ./data/macos/env-vars.sh
 fi
 
-./configure -prefix /Users/falktx/Source/Qt-5.2.1 -release -opensource -confirm-license -no-c++11 -no-javascript-jit -no-qml-debug -force-pkg-config -qt-zlib -no-mtdev -no-gif -qt-libpng -qt-libjpeg -qt-freetype -no-openssl -qt-pcre -no-xinput2 -no-xcb-xlib -no-glib -no-cups -no-iconv -no-icu -no-fontconfig -no-dbus -no-xcb -no-eglfs -no-directfb -no-linuxfb -no-kms -no-compile-examples -nomake examples -nomake tests -make tools -make libs -qt-sql-sqlite -no-framework -no-sql-odbc
+# ./configure -prefix /Users/falktx/Source/Qt-5.2.1 -release -opensource -confirm-license -no-c++11 
+# -no-javascript-jit -no-qml-debug -force-pkg-config -qt-zlib -no-mtdev -no-gif -qt-libpng -qt-libjpeg -qt-freetype -no-openssl -qt-pcre 
+# -no-xinput2 -no-xcb-xlib -no-glib -no-cups -no-iconv -no-icu -no-fontconfig -no-dbus -no-xcb -no-eglfs -no-directfb -no-linuxfb -no-kms 
+# -no-compile-examples -nomake examples -nomake tests -make tools -make libs -qt-sql-sqlite -no-framework -no-sql-odbc
 
 # Clean build
 make clean
 
-# Build PyQt4 resources
-# make $JOBS UI RES WIDGETS
-
-# Build discovery
-# make $JOBS -C source/discovery MACOS=true
-
-# Build backend
-# make $JOBS -C source/backend/standalone ../libcarla_standalone.dylib EXTRA_LIBS="-ldl" MACOS=true
-# DGL_LIBS="-framework OpenGL -framework Cocoa" HAVE_OPENGL=true
+# Build
+make $JOBS HAVE_FFMPEG=false HAVE_GTK2=false HAVE_GTK3=false
 
 # rm -rf ./data/macos/build
 
@@ -50,14 +42,5 @@ make clean
 # cp ../../source/backend/*.dylib             build/backend/
 # cp ../../source/discovery/carla-discovery-* build/discovery/
 
-# cp $WINEPREFIX/drive_c/windows/syswow64/python33.dll Carla/
-# cp $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/QtCore4.dll   Carla/
-# cp $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/QtGui4.dll    Carla/
-# cp $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/QtOpenGL4.dll Carla/
-# cp $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/QtSvg4.dll    Carla/
-# cp $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/QtXml4.dll    Carla/
-# cp -r $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/plugins/imageformats/ Carla/
-# cp -r $WINEPREFIX/drive_c/Python33/Lib/site-packages/PyQt4/plugins/iconengines/ Carla/
-
 # cd ../..
 
diff --git a/data/macos/env-vars.sh b/data/macos/env-vars.sh
index aebdca5fb..a4d077efe 100755
--- a/data/macos/env-vars.sh
+++ b/data/macos/env-vars.sh
@@ -1,9 +1,10 @@
 #!/bin/bash
 
 export MACOS="true"
-#export CC="gcc-4.2"
-#export CXX="g++-4.2"
-#export CXXFLAGS="-DMAC_OS_X_VERSION_MIN_REQUIRED=MAC_OS_X_VERSION_10_5 -DMAC_OS_X_VERSION_MAX_ALLOWED=MAC_OS_X_VERSION_10_5"
-export PYUIC="/opt/local/Library/Frameworks/Python.framework/Versions/3.3/bin/pyuic5"
-export PYRCC="/opt/local/Library/Frameworks/Python.framework/Versions/3.3/bin/pyrcc5"
-export PKG_CONFIG_PATH="/Users/falktx/Source/Qt5/5.2.1/clang_64/lib/pkgconfig"
+export CC="gcc-4.2"
+export CXX="g++-4.2"
+export CXXFLAGS="-DMAC_OS_X_VERSION_MIN_REQUIRED=MAC_OS_X_VERSION_10_5 -DMAC_OS_X_VERSION_MAX_ALLOWED=MAC_OS_X_VERSION_10_5"
+export PKG_CONFIG_PATH=/opt/kxstudio/lib/pkgconfig
+
+export PYRCC="pyrcc4-3.3 -py3"
+export PYUIC="pyuic4-3.3 -w"
diff --git a/source/Makefile.mk b/source/Makefile.mk
index 2c2b2abf5..18d135423 100644
--- a/source/Makefile.mk
+++ b/source/Makefile.mk
@@ -192,11 +192,13 @@ endif
 # --------------------------------------------------------------
 # Check for optional libs (required by backend or bridges)
 
+ifneq ($(MACOS_OR_WIN32),true)
 HAVE_FFMPEG       = $(shell pkg-config --exists libavcodec libavformat libavutil && echo true)
 HAVE_GTK2         = $(shell pkg-config --exists gtk+-2.0 && echo true)
 HAVE_GTK3         = $(shell pkg-config --exists gtk+-3.0 && echo true)
 HAVE_WAYLAND      = $(shell pkg-config --exists wayland-client && echo true)
 HAVE_X11          = $(shell pkg-config --exists x11 && echo true)
+endif
 
 ifeq ($(LINUX),true)
 HAVE_ALSA         = $(shell pkg-config --exists alsa && echo true)
@@ -228,8 +230,6 @@ HAVE_ZYN_UI_DEPS  = $(shell pkg-config --exists ntk_images ntk && echo true)
 
 ifeq ($(MACOS_OR_WIN32),true)
 CARLA_VESTIGE_HEADER = false
-HAVE_WAYLAND = false
-HAVE_X11     = false
 endif
 
 # --------------------------------------------------------------