diff --git a/src/pulsecore/macro.h b/src/pulsecore/macro.h
index e36b6ce82..21c3e6c62 100644
--- a/src/pulsecore/macro.h
+++ b/src/pulsecore/macro.h
@@ -77,6 +77,12 @@ static inline size_t PA_PAGE_ALIGN(size_t l) {
     return (l + PA_PAGE_SIZE - 1) & ~(PA_PAGE_SIZE - 1);
 }
 
+#if defined(__GNUC__)
+    #define PA_UNUSED __attribute__ ((unused))
+#else
+    #define PA_UNUSED
+#endif
+
 #define PA_ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0]))
 
 #if defined(__GNUC__)