-Style fixes (check for (i != 0) instead of just i for int

-Error on some extreme cases (can't even allocate 1 byte) (the exit here are to make splint happy)
-Header protection with #ifdef


git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@925 416bcca6-2ee7-4201-b75f-2eb2f807beb1

filesel.h

@@ -21,6 +21,10 @@
 ///@file filesel.h
 /// Fileselector window, used for loading and saving images and brushes.
 //////////////////////////////////////////////////////////////////////////////
+#ifndef __FILESEL_H__
+#define __FILESEL_H__
+
+#include "struct.h"
 
 byte Button_Load_or_Save(byte load, byte image);
 
@@ -40,3 +44,5 @@ void Recount_files(T_Fileselector *list);
 T_Fileselector_item * Get_item_by_index(T_Fileselector *list, short index);
 
 short Find_file_in_fileselector(T_Fileselector *list, char * fname);
+
+#endif