$OpenBSD: patch-Makethird,v 1.1 2015/11/12 17:26:54 sthen Exp $
--- Makethird.orig	Tue Nov 10 16:19:51 2015
+++ Makethird	Thu Nov 12 17:22:39 2015
@@ -503,9 +503,9 @@ $(GLFW_LIB): $(addprefix $(GLFW_OUT)/, $(GLFW_SRC:%.c=
 $(GLFW_OUT):
 	$(MKDIR_CMD)
 $(GLFW_OUT)/%.o: $(GLFW_DIR)/src/%.c | $(GLFW_OUT)
-	$(CC_CMD) -D_GLFW_X11 -D_GLFW_GLX -D_GLFW_USE_OPENGL -D_GLFW_HAS_GLXGETPROCADDRESS
+	$(CC_CMD) -I${X11BASE}/include -D_GLFW_X11 -D_GLFW_GLX -D_GLFW_USE_OPENGL -D_GLFW_HAS_GLXGETPROCADDRESS
 
-GLFW_CFLAGS := -I$(GLFW_DIR)/include
+GLFW_CFLAGS := -I${X11BASE}/include -I$(GLFW_DIR)/include
 GLFW_LIBS := -lGL -lX11 -lXcursor -lXrandr -lXinerama -lpthread
 
 HAVE_GLFW := yes
