fixing warnings:

- no previous declaration for ‘ddwrap’
- implicit declaration of function ‘ddwrap’

modified:
  storage/connect/fmdlex.c

storage/connect/fmdlex.c

@@ -406,6 +406,8 @@ char *yytext;
 #undef  yywrap
 #define yywrap  ddwrap
 #endif   /* UNIX */
+int yywrap(void);
+
 static PDTP pp;
 static void MakeParm(int n);
 static void MakeMMDD(int n);