util: Define common dynamic library extensions.

diff --git a/src/gallium/auxiliary/util/u_dl.h b/src/gallium/auxiliary/util/u_dl.h
index 018b385..85296c5 100644 (file)
--- a/src/gallium/auxiliary/util/u_dl.h
+++ b/src/gallium/auxiliary/util/u_dl.h
@@ -30,6 +30,18 @@
 #define U_DL_H_
 
 
+#include "pipe/p_config.h"
+
+
+#if defined(PIPE_OS_WINDOWS)
+#  define UTIL_DL_EXT ".dll"
+#elif defined(PIPE_OS_APPLE)
+#  define UTIL_DL_EXT ".dylib"
+#else
+#  define UTIL_DL_EXT ".so"
+#endif
+
+
 struct util_dl_library;