diff --git a/mbfido/forward.c b/mbfido/forward.c
index 2197c79a..07668343 100644
--- a/mbfido/forward.c
+++ b/mbfido/forward.c
@@ -199,7 +199,7 @@ void ForwardFile(fidoaddr Node, fa_list *sbl)
 	    subject = ctime(&now);
 	    Striplf(subject);
 	    ba = bestaka_s(dest);
-	    fprintf(fp, "Path %s %lu %s %s\r\n", ascfnode(ba, 0x1f), mktime(localtime(&now)), subject, tzname[0]);
+	    fprintf(fp, "Path %s %lu %s %s\r\n", ascfnode(ba, 0x1f), (long)mktime(localtime(&now)), subject, tzname[0]);
 	    tidy_faddr(ba);
 
 	    if (nodes.TIC_AdvSB) {
diff --git a/mbfido/msg.c b/mbfido/msg.c
index cd4aaea9..981548dc 100644
--- a/mbfido/msg.c
+++ b/mbfido/msg.c
@@ -100,7 +100,7 @@ int toss_onemsg(char *msgname)
     char	    fromUserName[36], toUserName[36], subject[72], DateTime[20];
     FILE	    *fp, *np;
     faddr	    *ta;
-    unsigned char   buf[0xbd];
+    unsigned char   buf[0xbe];
     unsigned short  destNode = 0, destNet = 0, destZone = 0, destPoint = 0;
     unsigned short  origNode = 0, origNet = 0, origZone = 0, origPoint = 0;
     unsigned short  Attribute = 0;
diff --git a/mbsebbs/ymsend.c b/mbsebbs/ymsend.c
index a99520fe..9fbab882 100644
--- a/mbsebbs/ymsend.c
+++ b/mbsebbs/ymsend.c
@@ -222,7 +222,7 @@ static int wctxpn(char *fname)
      * int. But i believe sending %lo instead of %o _could_ break compatability
      */
     if ((input_f != stdin) && *fname)
-	sprintf(p, "%lu %lo %o 0 %d %ld", (long) f.st_size, f.st_mtime,
+	sprintf(p, "%lu %lo %o 0 %d %ld", (long) f.st_size, (long) f.st_mtime,
 	    (unsigned int)((no_unixmode) ? 0 : f.st_mode), Filesleft, Totalleft);
 
     Totalleft -= f.st_size;
diff --git a/mbsebbs/zmsend.c b/mbsebbs/zmsend.c
index f25307bb..471ae4f4 100644
--- a/mbsebbs/zmsend.c
+++ b/mbsebbs/zmsend.c
@@ -213,7 +213,7 @@ static int sendzfile(char *rn)
     Syslog('+', "Zmodem: size %lu bytes, dated %s", (unsigned long)st.st_size, rfcdate(st.st_mtime));
     gettimeofday(&starttime, &tz);
 
-    sprintf(txbuf,"%s %lu %lo %o 0 0 0", rn,(unsigned long)st.st_size, st.st_mtime+(st.st_mtime%2), st.st_mode);
+    sprintf(txbuf,"%s %lu %lo %o 0 0 0", rn,(unsigned long)st.st_size, (long)st.st_mtime+(st.st_mtime%2), st.st_mode);
     bufl = strlen(txbuf);
     *(strchr(txbuf,' ')) = '\0'; /*hope no blanks in filename*/