remove unneeded extern declaration of lockMutex

diff --git a/src/mesa/drivers/dri/i915tex/intel_context.c b/src/mesa/drivers/dri/i915tex/intel_context.c
index cd725fc3e1efa3cd109b88c874acf25613d2a410..080ff10d8899c4d1823109cead5b0bfa299e0062 100644 (file)
--- a/src/mesa/drivers/dri/i915tex/intel_context.c
+++ b/src/mesa/drivers/dri/i915tex/intel_context.c
@@ -655,9 +655,6 @@ intelContendedLock(struct intel_context *intel, GLuint flags)
 }
 
 
-extern _glthread_Mutex lockMutex;
-
-
 /* Lock the hardware and validate our state.  
  */
 void LOCK_HARDWARE( struct intel_context *intel )