diff --git a/engine/Makefile b/engine/Makefile
index f0bc79244..f2dc4bcf9 100644
--- a/engine/Makefile
+++ b/engine/Makefile
@@ -660,8 +660,8 @@ ifneq ($(shell echo $(FTE_TARGET)|grep macosx),)
 	GLCL_DIR=glcl_macosx$(EXTENSION)$(BITS)
 	MINGL_DIR=mingl_macosx$(EXTENSION)$(BITS)
 
-	GL_CFLAGS=$(GLCFLAGS) -D__MACOSX__
-	GL_LDFLAGS=-framework AGL -framework OpenGL -framework Cocoa -framework AudioUnit
+	GL_CFLAGS=$(GLCFLAGS) -D__MACOSX__ -L/opt/local/lib -I/opt/local/include
+	GL_LDFLAGS=-framework AGL -framework OpenGL -framework Cocoa -framework AudioUnit -lz -lpng -ljpeg
 	GLCL_OBJS=$(GL_OBJS) $(GLQUAKE_OBJS) gl_vidcocoa.mo gl_vidmacos.o sys_linux.o in_macos.o cd_null.o snd_macos.o
 
 	GL_EXE_NAME=../macosx_fteqw.gl$(EXTENSION)$(BITS)
diff --git a/engine/common/bothdefs.h b/engine/common/bothdefs.h
index 305519330..e5e0f2250 100644
--- a/engine/common/bothdefs.h
+++ b/engine/common/bothdefs.h
@@ -54,7 +54,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 	#endif
 	#define AVAIL_MASM
 
-#ifdef MINGW
+#if defined(MINGW) || defined(MACOSX)
 	#define AVAIL_PNGLIB
 	#define AVAIL_ZLIB
 	#define AVAIL_JPEGLIB