- fixed missing stdlib.h and string.h includes everywhere
- removed a couple of unneeded stdlib.h and stdio.h includes

diff --git a/objects/text.c b/objects/text.c
index 52b359e..286824a 100644
--- a/objects/text.c
+++ b/objects/text.c
@@ -5,7 +5,7 @@
  *
  */
 
-#include <stdlib.h>
+#include <string.h>
 #include "wingdi.h"
 #include "winuser.h"
 #include "wine/winuser16.h"