Gisle Vanem made curl build with djgpp on DOS.

src/main.c

@@ -411,6 +411,9 @@ static void help(void)
        "                    Overrides -n and --netrc-optional\n"
        " -U/--proxy-user <user[:password]> Specify Proxy authentication\n"
        " -v/--verbose       Makes the operation more talkative\n"
+#ifdef DJGPP
+       "                    Also enables Watt-32 debugging\n"
+#endif
        " -V/--version       Outputs version number then quits");
   puts(" -w/--write-out [format] What to output after completion\n"
        " -x/--proxy <host[:port]>  Use proxy. (Default port is 1080)\n"
@@ -1670,6 +1673,9 @@ static ParameterError getparameter(char *flag, /* f or -long-flag */
       cleanarg(nextarg);
       break;
     case 'v':
+#ifdef DJGPP
+      dbug_init();
+#endif
       config->conf ^= CONF_VERBOSE; /* talk a lot */
       break;
     case 'V':