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-rw-r--r--progs/perf/glmain.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/progs/perf/glmain.h b/progs/perf/glmain.h
index ccfd289880d..d9bcd5f4e21 100644
--- a/progs/perf/glmain.h
+++ b/progs/perf/glmain.h
@@ -49,6 +49,9 @@ PerfShaderProgram(const char *vertShader, const char *fragShader);
extern int
PerfReshapeWindow( unsigned w, unsigned h );
+extern GLboolean
+PerfExtensionSupported(const char *ext);
+
/** Test programs must implement these functions **/