GL extensions fixes

src/native/linux/org_lwjgl_opengl_BaseGL.c

@@ -70,6 +70,12 @@ JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_BaseGL_nCreate
 		return JNI_FALSE;
 	}
 	
+	if (extgl_Initialize() != 0) {
+#ifdef _DEBUG
+		printf("Could not init gl function pointers\n");
+#endif
+		return JNI_FALSE;
+	}
 	return JNI_TRUE;
 }
 

src/native/linux/org_lwjgl_opengl_CoreGL.c

@@ -41,7 +41,7 @@
 
 #include "org_lwjgl_opengl_CoreGL.h"
 #include "checkGLerror.h"
-#include <GL/gl.h>
+#include "extgl.h"
 
 /*
  * Class:     org_lwjgl_opengl_CoreGL