--- /usr/ports/ftp/curl/work/curl-7.18.0/src/main.c	2008-01-23 23:20:22.000000000 +0100
+++ main.c	2008-02-16 20:43:35.807572290 +0100
@@ -2330,7 +2330,14 @@
       break;
     case 'D':
       /* dump-header to given file name */
-      GetStr(&config->headerfile, nextarg);
+      if(!strcasecmp(nextarg, "-")) {
+        /* The 'file' is stdout, make sure headers aren't
+           dumped twice if --head/-I is also enabled. */
+        config->conf |= CONF_HEADER;
+      }
+      else {
+        GetStr(&config->headerfile, nextarg);
+      }
       break;
     case 'e':
       {