5 files changed, 6 insertions, 6 deletions
diff --git a/sysdeps/unix/sysv/linux/getcwd.c b/sysdeps/unix/sysv/linux/getcwd.c
index 7c27426f3c..6725d16058 100644
--- a/sysdeps/unix/sysv/linux/getcwd.c
+++ b/sysdeps/unix/sysv/linux/getcwd.c
@@ -143,7 +143,7 @@ __getcwd (char *buf, size_t size)
     {
       if (path[0] == '/')
 	{
-	  if (n >= alloc_size - 1)
+	  if ((size_t) n >= alloc_size - 1)
 	    {
 	      if (buf == NULL)
 		free (path);
diff --git a/sysdeps/unix/sysv/linux/gethostid.c b/sysdeps/unix/sysv/linux/gethostid.c
index 09ba379f39..96a78c6da1 100644
--- a/sysdeps/unix/sysv/linux/gethostid.c
+++ b/sysdeps/unix/sysv/linux/gethostid.c
@@ -108,7 +108,7 @@ gethostid ()
 
   in.s_addr = 0;
   memcpy (&in, hp->h_addr,
-	  (int) sizeof (in) < hp->h_length ? sizeof (in) : hp->h_length);
+	  (int) sizeof (in) < hp->h_length ? (int) sizeof (in) : hp->h_length);
 
   /* For the return value to be not exactly the IP address we do some
      bit fiddling.  */
diff --git a/sysdeps/unix/sysv/linux/opensock.c b/sysdeps/unix/sysv/linux/opensock.c
index 7913886b6c..2252980789 100644
--- a/sysdeps/unix/sysv/linux/opensock.c
+++ b/sysdeps/unix/sysv/linux/opensock.c
@@ -59,7 +59,7 @@ __opensock (void)
   char fname[sizeof "/proc/" + 14];
   int result;
   int has_proc;
-  int cnt;
+  size_t cnt;
 
   /* We already know which family to use from the last call.  Use it
      again.  */
diff --git a/sysdeps/unix/sysv/linux/ptsname.c b/sysdeps/unix/sysv/linux/ptsname.c
index 084e573260..da4809f372 100644
--- a/sysdeps/unix/sysv/linux/ptsname.c
+++ b/sysdeps/unix/sysv/linux/ptsname.c
@@ -75,7 +75,7 @@ __ptsname_r (int fd, char *buf, size_t buflen)
 {
   int save_errno = errno;
   struct stat64 st;
-  int ptyno;
+  unsigned int ptyno;
 
   if (buf == NULL)
     {
@@ -102,7 +102,7 @@ __ptsname_r (int fd, char *buf, size_t buflen)
       numbuf[sizeof (numbuf) - 1] = '\0';
       p = _itoa_word (ptyno, &numbuf[sizeof (numbuf) - 1], 10, 0);
 
-      if (buflen < devptslen + &numbuf[sizeof (numbuf)] - p)
+      if (buflen < devptslen + (&numbuf[sizeof (numbuf)] - p))
 	{
 	  __set_errno (ERANGE);
 	  return ERANGE;
diff --git a/sysdeps/unix/sysv/linux/ttyname.c b/sysdeps/unix/sysv/linux/ttyname.c
index b5e73bf1af..f8e6e925a4 100644
--- a/sysdeps/unix/sysv/linux/ttyname.c
+++ b/sysdeps/unix/sysv/linux/ttyname.c
@@ -141,7 +141,7 @@ ttyname (int fd)
       /* This is for Linux 2.0.  */
       && ttyname_buf[0] != '[')
     {
-      if (len >= buflen)
+      if ((size_t) len >= buflen)
 	return NULL;
       /* readlink need not terminate the string.  */
       ttyname_buf[len] = '\0';