diff -upk.orig mutt-1.4.2.2i.orig/imap/browse.c mutt-1.4.2.2i/imap/browse.c

--- mutt-1.4.2.2i.orig/imap/browse.c	2007-04-01 20:47:27 +0000

+++ mutt-1.4.2.2i/imap/browse.c	2007-04-01 20:37:05 +0000

@@ -52,7 +52,7 @@ int imap_browse (char* path, struct brow

   int i;

   int nsup;

   char ctmp;

-  int nns;

+  int nns = 0;

   char *cur_folder;

   short showparents = 0;

   int noselect;

diff -upk.orig mutt-1.4.2.2i.orig/mutt_ssl.c mutt-1.4.2.2i/mutt_ssl.c

--- mutt-1.4.2.2i.orig/mutt_ssl.c	2007-04-01 20:47:27 +0000

+++ mutt-1.4.2.2i/mutt_ssl.c	2007-04-01 20:46:51 +0000

@@ -409,9 +409,9 @@ static void x509_fingerprint (char *s, i

   {

     for (j = 0; j < (int) n; j++)

     {

-      char ch[8];

-      snprintf (ch, 8, "%02X%s", md[j], (j % 2 ? " " : ""));

-      strncat (s, ch, l);

+      char ch[9];

+      snprintf (ch, sizeof ch, "%02X%s", md[j], (j % 2 ? " " : ""));

+      strncat (s, ch, l - 1);

     }

   }

 }

@@ -623,9 +623,9 @@ static int ssl_check_certificate (sslsoc

   helpstr[0] = '\0';

   mutt_make_help (buf, sizeof (buf), _("Exit  "), MENU_GENERIC, OP_EXIT);

-  strncat (helpstr, buf, sizeof (helpstr));

+  strncat (helpstr, buf, sizeof (helpstr) - 1);

   mutt_make_help (buf, sizeof (buf), _("Help"), MENU_GENERIC, OP_HELP);

-  strncat (helpstr, buf, sizeof (helpstr));

+  strncat (helpstr, buf, sizeof (helpstr) - 1);

   menu->help = helpstr;

   done = 0;

diff -upk.orig mutt-1.4.2.2i.orig/mx.c mutt-1.4.2.2i/mx.c

--- mutt-1.4.2.2i.orig/mx.c	2007-04-01 20:47:28 +0000

+++ mutt-1.4.2.2i/mx.c	2007-04-01 20:39:45 +0000

@@ -160,6 +160,7 @@ int mx_lock_file (const char *path, int 

   int count;

   int attempt;

   struct stat prev_sb;

+  memset (&prev_sb, 0, sizeof (prev_sb));

 #endif

   int r = 0;

diff -upk.orig mutt-1.4.2.2i.orig/newsrc.c mutt-1.4.2.2i/newsrc.c

--- mutt-1.4.2.2i.orig/newsrc.c	2007-04-01 20:47:28 +0000

+++ mutt-1.4.2.2i/newsrc.c	2007-04-01 20:41:58 +0000

@@ -874,8 +874,8 @@ int nntp_save_cache_group (CONTEXT *ctx)

       fputs (buf, f);

       if (h->env->references)

 	mutt_write_references (h->env->references, f);

-      snprintf (buf, sizeof(buf), "\t%ld\t%d\tXref: %s\n", NONULL(h->content->length),

-	    NONULL(h->lines), NONULL(h->env->xref));

+      snprintf (buf, sizeof(buf), "\t%ld\t%d\tXref: %s\n", h->content->length,

+	    h->lines, NONULL(h->env->xref));

       if (fputs (buf, f) == EOF)

       {

 	fclose (f);