diff -Naur ez.bak/Makefile ez/Makefile
--- ez.bak/Makefile	2006-11-25 13:28:35.000000000 -0500
+++ ez/Makefile	2007-07-24 00:05:37.000000000 -0400
@@ -16,8 +16,10 @@
 
 # ARCH = x86 ppc
 # OS = linux darwin
-ARCH = $(shell uname -m | sed -e 's/i.86/x86/g' -e 's/Power Macintosh/ppc/g')
-OS = $(shell uname -s | tr A-Z a-z)
+ARCH = ppc
+#$(shell uname -m | sed -e 's/i.86/x86/g' -e 's/Power Macintosh/ppc/g')
+OS = linux
+#$(shell uname -s | tr A-Z a-z)
 
 # add special architecture based flags
 ifeq ($(ARCH),x86_64)
@@ -27,7 +29,9 @@
 	ARCH_CFLAGS = -march=i686 -D__LITTLE_ENDIAN__Q__ -Did386
 endif
 ifeq ($(ARCH),ppc)
-	ARCH_CFLAGS = -arch ppc -faltivec -maltivec -mcpu=7450 -mtune=7450 -mpowerpc -mpowerpc-gfxopt -D__BIG_ENDIAN__Q__
+	ARCH_CFLAGS = -O2 -pipe -mtune=750 -mcpu=750 -D__BIG_ENDIAN__Q__
+	#ARCH_CFLAGS= -O2 -pipe -mtune=7400 -mcpu=7400 -maltivec -mabi=altivec -fno-strict-aliasing -D__BIG_ENDIAN__Q__
+	# -arch ppc -faltivec -maltivec -mcpu=7450 -mtune=7450 -mpowerpc -mpowerpc-gfxopt -D__BIG_ENDIAN__Q__
 endif
 
 # TODO: LIB_PREFIX must be $(OS)-$(ARCH)
@@ -61,8 +65,8 @@
 
 GLX_TARGET = $(TYPE)-$(ARCH)/ezquake-gl.glx
 X11_TARGET = $(TYPE)-$(ARCH)/ezquake.x11
-SVGA_TARGET = $(TYPE)-$(ARCH)/ezquake.svga
-MAC_TARGET = $(TYPE)-$(ARCH)/ezquake-gl.mac
+#SVGA_TARGET = $(TYPE)-$(ARCH)/ezquake.svga
+#MAC_TARGET = $(TYPE)-$(ARCH)/ezquake-gl.mac
 
 ################
 
@@ -71,9 +75,9 @@
 BUILD = $(_E)$(CC) -o $@ $(_OBJS) $(_LDFLAGS)
 MKDIR = $(_E)mkdir -p $@
 
-################
+################ # $(SVGA_DIR) $(MAC_DIR):
 
-$(GLX_DIR) $(X11_DIR) $(SVGA_DIR) $(MAC_DIR):
+$(GLX_DIR) $(X11_DIR):
 	$(MKDIR)
 
 # compiler flags
@@ -92,9 +96,9 @@
 CFLAGS = $(BASE_CFLAGS) $(DEBUG_CFLAGS) -D_DEBUG
 endif
 
-LDFLAGS = -lm -lpthread
-COMMON_LIBS = libs/$(LIB_PREFIX)/libpng.a libs/$(LIB_PREFIX)/libz.a libs/$(LIB_PREFIX)/libpcre.a libs/$(LIB_PREFIX)/libexpat.a libs/$(LIB_PREFIX)/libtcl8.4.a
-GL_LIBS = libs/$(LIB_PREFIX)/libjpeg.a
+LDFLAGS = -lm -lpthread -ljpeg -lpcre -lpng -lexpat -ltcl -lGL
+#COMMON_LIBS = libs/$(LIB_PREFIX)/libpng.a libs/$(LIB_PREFIX)/libz.a libs/$(LIB_PREFIX)/libpcre.a libs/$(LIB_PREFIX)/libexpat.a libs/$(LIB_PREFIX)/libtcl8.4.a
+#GL_LIBS = libs/$(LIB_PREFIX)/libjpeg.a
 
 include Makefile.list
 
diff -Naur ez.bak/vid_glx.c ez/vid_glx.c
--- ez.bak/vid_glx.c	2006-11-26 12:57:18.000000000 -0500
+++ ez/vid_glx.c	2007-07-24 00:14:29.000000000 -0400
@@ -138,8 +138,8 @@
 
 const char *glx_extensions=NULL;
 
-extern int glXGetVideoSyncSGI (unsigned int *);
-extern int glXWaitVideoSyncSGI (int, int, unsigned int *);
+int (*glXGetVideoSyncSGI) (unsigned int *);
+extern void *glXGetProcAddressARB(const GLubyte *);
 
 cvar_t	vid_vsync = {"vid_vsync", "0"};
 
@@ -567,8 +567,9 @@
 		double sanity_time = Sys_DoubleTime() + 0.05;
 		unsigned int count, latest;
 
-		glXGetVideoSyncSGI(&count);
+		glXGetVideoSyncSGI = glXGetProcAddressARB("glXGetVideoSyncSGI");
 
+		glXGetVideoSyncSGI(&count);
 		while(Sys_DoubleTime() < sanity_time) {
 			glXGetVideoSyncSGI(&latest);