Fix compilation with gcc 4.6.1

diff --git a/bacula/src/lib/mem_pool.c b/bacula/src/lib/mem_pool.c
index 117da13335ef10c870ea11ef07b8263e9eecea0e..566a346c811b223527a0ab9423658358a1b475bc 100644 (file)
--- a/bacula/src/lib/mem_pool.c
+++ b/bacula/src/lib/mem_pool.c
@@ -47,8 +47,9 @@
  */
 
 #include "bacula.h"
+
 #ifdef HAVE_MALLOC_TRIM
-#include <malloc.h>
+extern "C" int malloc_trim (size_t pad);
 #endif
 
 struct s_pool_ctl {