--- src/utils/log.hpp	2015-04-21 13:32:22.936220206 +0200
+++ src/utils/log.hpp	2015-08-15 23:43:09.392887849 +0200
@@ -26,10 +26,10 @@
 #include <stdlib.h>
 #include <string>
 
-#ifdef __GNUC__
+#if defined(__GLIBC__)
 #  define VALIST __gnuc_va_list
 #else
-#  define VALIST char*
+#  define VALIST va_list
 #endif
 
 #if defined(_WIN32) && defined(_MSC_VER) && _MSC_VER < 1800
