SDL_CONFIG?=sdl-config
SDLCONFIG_UNIXCFLAGS?=`$(SDL_CONFIG) --cflags`
-SDLCONFIG_UNIXLIBS?=`$(SDL_CONFIG) --libs`
+SDLCONFIG_UNIXLIBS?=`$(SDL_CONFIG) --libs` -lX11
+SDLCONFIG_UNIXLIBS_X11?=-lX11
+SDLCONFIG_UNIXCFLAGS_X11?=
SDLCONFIG_UNIXSTATICLIBS?=`$(SDL_CONFIG) --static-libs`
+SDLCONFIG_UNIXSTATICLIBS_X11?=-lX11
SDLCONFIG_MACOSXCFLAGS=-I/Library/Frameworks/SDL.framework/Headers -I$(HOME)/Library/Frameworks/SDL.framework/Headers
SDLCONFIG_MACOSXLIBS=-F$(HOME)/Library/Frameworks/ -framework SDL -framework Cocoa $(SDLCONFIG_MACOSXCFLAGS)
SDLCONFIG_MACOSXSTATICLIBS=-F$(HOME)/Library/Frameworks/ -framework SDL -framework Cocoa $(SDLCONFIG_MACOSXCFLAGS)