#define GL_DEBUG_ASSERT_MESA 0x875B
GLAPI GLhandleARB APIENTRY glCreateDebugObjectMESA (void);
-GLAPI GLvoid APIENTRY glClearDebugLogMESA (GLhandleARB obj, GLenum logType, GLenum shaderType);
-GLAPI GLvoid APIENTRY glGetDebugLogMESA (GLhandleARB obj, GLenum logType, GLenum shaderType, GLsizei maxLength,
+GLAPI void APIENTRY glClearDebugLogMESA (GLhandleARB obj, GLenum logType, GLenum shaderType);
+GLAPI void APIENTRY glGetDebugLogMESA (GLhandleARB obj, GLenum logType, GLenum shaderType, GLsizei maxLength,
GLsizei *length, GLcharARB *debugLog);
GLAPI GLsizei APIENTRY glGetDebugLogLengthMESA (GLhandleARB obj, GLenum logType, GLenum shaderType);