Help index and data file paths are now MAX_PATH+1 size, to allow

FreeBSD realpath() to not clobber the rest of our structure.

src/uifc/uifc.h

@@ -271,8 +271,8 @@ typedef struct {
 /****************************************************************************/
 /* Location of the help data and index files.								*/
 /****************************************************************************/
-    char    helpdatfile[256];
-    char    helpixbfile[256];
+    char    helpdatfile[MAX_PATH+1];
+    char    helpixbfile[MAX_PATH+1];
 /****************************************************************************/
 /* Exit/uninitialize function.												*/
 /****************************************************************************/