diff -ur curl-7.9.1.orig/lib/ftp.c curl-7.9.1/lib/ftp.c
--- curl-7.9.1.orig/lib/ftp.c	Thu Nov  1 07:47:22 2001
+++ curl-7.9.1/lib/ftp.c	Sat Dec  1 05:34:31 2001
@@ -1915,7 +1915,7 @@
  * NOTE: we build the command in a fixed-length buffer, which sets length
  * restrictions on the command!
  */
-CURLcode Curl_ftpsendf(struct connectdata *conn,
+size_t Curl_ftpsendf(struct connectdata *conn,
                        const char *fmt, ...)
 {
   size_t bytes_written;
--- curl-7.9.2/lib/ftp.h.orig	Mon Dec 31 11:15:28 2001
+++ curl-7.9.2/lib/ftp.h	Mon Dec 31 11:15:43 2001
@@ -28,7 +28,7 @@
 CURLcode Curl_ftp_connect(struct connectdata *conn);
 CURLcode Curl_ftp_disconnect(struct connectdata *conn);
 
-CURLcode Curl_ftpsendf(struct connectdata *, const char *fmt, ...);
+size_t Curl_ftpsendf(struct connectdata *, const char *fmt, ...);
 
 /* The kerberos stuff needs this: */
 int Curl_GetFTPResponse(char *buf, struct connectdata *conn,