--- wine-mono-4.5.6/mono/libgc/win32_threads.c.orig	2015-03-08 00:50:02.940982196 -0600
+++ wine-mono-4.5.6/mono/libgc/win32_threads.c	2015-03-08 00:50:18.624128240 -0600
@@ -165,9 +165,6 @@
  * GC_max_thread_index may temporarily be larger than MAX_THREADS.
  * To avoid subscript errors, we check on access.
  */
-#ifdef __GNUC__
-__inline__
-#endif
 LONG GC_get_max_thread_index()
 {
   LONG my_max = GC_max_thread_index;