Fixed some issues found by winapi_check.

diff --git a/dlls/wineps/init.c b/dlls/wineps/init.c
index 00cdbad..6310472 100644
--- a/dlls/wineps/init.c
+++ b/dlls/wineps/init.c
@@ -6,6 +6,8 @@
  *
  */
 
+#include "config.h"
+
 #include <string.h>
 #include <unistd.h>