diff --git a/Utilities/GNU.cpp b/Utilities/GNU.cpp
index fec72a632f..bb0a784fe7 100644
--- a/Utilities/GNU.cpp
+++ b/Utilities/GNU.cpp
@@ -1,3 +1,5 @@
+#include <time.h>
+#include <sys/time.h>
 #include "GNU.h"
 
 #ifdef __APPLE__
@@ -6,4 +8,13 @@ void * _aligned_malloc(size_t size, size_t alignment) {
   posix_memalign(&buffer, alignment, size);
   return buffer;
 }
-#endif
+
+int clock_gettime(int foo, struct timespec *ts) {
+  struct timeval tv;
+
+  gettimeofday(&tv, NULL);
+  ts->tv_sec = tv.tv_sec;
+  ts->tv_nsec = tv.tv_usec * 1000;
+  return(0);
+}
+#endif /* !__APPLE__ */
diff --git a/Utilities/GNU.h b/Utilities/GNU.h
index 46fa6faf35..f5324c5cfe 100644
--- a/Utilities/GNU.h
+++ b/Utilities/GNU.h
@@ -24,26 +24,17 @@
 #define _aligned_malloc(size,alignment) memalign(alignment,size)
 #else
 void * _aligned_malloc(size_t size, size_t alignment);
+int clock_gettime(int foo, struct timespec *ts);
 #define wxIsNaN(x) ((x) != (x))
-#endif
-
-#define _aligned_free  free
 
 #ifndef CLOCK_MONOTONIC
 #define CLOCK_MONOTONIC 0
-#include <time.h>
-#include <sys/time.h>
-
-static int clock_gettime(int foo, struct timespec *ts) {
-  struct timeval tv;
-
-  gettimeofday(&tv, NULL);
-  ts->tv_sec = tv.tv_sec;
-  ts->tv_nsec = tv.tv_usec * 1000;
-  return (0);
-}
 #endif /* !CLOCK_MONOTONIC */
 
+#endif /* !__APPLE__ */
+
+#define _aligned_free free
+
 #define DWORD int32_t
 #endif