eurodrew555 wrote: > configure:11205: gcc -o conftest -g -O2 conftest.c -lGL -lXext -lX11 -lm -dylib_file /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib:/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib >&5 Did you messed with LDFLAGS or anything like that? I don't have any "-dylib_file" here. Looks like a conf or system problem.