Fix a few warnings.

diff --git a/appl/ftp/ftp/ftp.c b/appl/ftp/ftp/ftp.c
index 1cd2f46ebb43701323579ca216f0db80af50ae64..7ee4984fd7d896342180432cbe5c9912e3816021 100644 (file)
--- a/appl/ftp/ftp/ftp.c
+++ b/appl/ftp/ftp/ftp.c
@@ -1708,9 +1708,11 @@ reset (int argc, char **argv)
 
     FD_ZERO (&mask);
     while (nfnd > 0) {
-       if (fileno (cin) >= FD_SETSIZE)
+       int fd = fileno(cin);
+
+       if (fd >= FD_SETSIZE)
            errx (1, "fd too large");
-       FD_SET (fileno (cin), &mask);
+       FD_SET (fd, &mask);
        if ((nfnd = empty (&mask, 0)) < 0) {
            warn ("reset");
            code = -1;
@@ -1772,6 +1774,7 @@ abort_remote (FILE * din)
     char buf[BUFSIZ];
     int nfnd;
     fd_set mask;
+    int din_fd = -1;
 
     /*
      * send IAC in urgent mode instead of DM because 4.3BSD places oob mark
@@ -1790,9 +1793,10 @@ abort_remote (FILE * din)
        errx (1, "fd too large");
     FD_SET (fileno (cin), &mask);
     if (din) {
-       if (fileno (din) >= FD_SETSIZE)
+       din_fd = fileno (din);
+       if (din_fd >= FD_SETSIZE)
            errx (1, "fd too large");
-       FD_SET (fileno (din), &mask);
+       FD_SET (din_fd, &mask);
     }
     if ((nfnd = empty (&mask, 10)) <= 0) {
        if (nfnd < 0) {
@@ -1802,8 +1806,8 @@ abort_remote (FILE * din)
            code = -1;
        lostpeer (0);
     }
-    if (din && FD_ISSET (fileno (din), &mask)) {
-       while (read (fileno (din), buf, BUFSIZ) > 0)
+    if (din && FD_ISSET (din_fd, &mask)) {
+       while (read (din_fd, buf, BUFSIZ) > 0)
             /* LOOP */ ;
     }
     if (getreply (0) == ERROR && code == 552) {