1 files changed, 9 insertions, 0 deletions
diff --git a/gldefs.h b/gldefs.h
index 429b85d..cb2a87d 100644
--- a/gldefs.h
+++ b/gldefs.h
@@ -32,10 +32,19 @@ typedef double GLdouble;
 typedef double GLclampd;
 
 enum {
+	GL_NO_ERROR = 0,
 	GL_FALSE = 0,
 	GL_TRUE = 1,
 	GL_TRIANGLES = 0x0004,
 	GL_FRONT_AND_BACK = 0x0408,
+	GL_INVALID_ENUM = 0x0500,
+	GL_INVALID_VALUE = 0x0501,
+	GL_INVALID_OPERATION = 0x0502,
+	GL_STACK_OVERFLOW = 0x0503,
+	GL_STACK_UNDERFLOW = 0x0504,
+	GL_OUT_OF_MEMORY = 0x0505,
+	GL_INVALID_FRAMEBUFFER_OPERATION = 0x0506,
+	GL_CONTEXT_LOST = 0x0507,
 	GL_UNSIGNED_INT = 0x1405,
 	GL_FLOAT = 0x1406,
 	GL_LINE = 0x1B01,