diff --git a/ChangeLog b/ChangeLog
index d41bc245c7..ce657b8f6c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,10 +1,59 @@
+2002-09-23  Roland McGrath  <roland@redhat.com>
+
+	* catgets/open_catalog.c (__open_catalog): Don't use a value type
+	as the __builtin_expect expression, just the Boolean value.
+
+	* sysdeps/generic/wordexp.c (parse_glob): int -> size_t for counter.
+	* sysdeps/unix/sysv/linux/opensock.c (__opensock): Likewise.
+	* resolv/res_hconf.c (arg_service_list, parse_line): Likewise.
+	* iconvdata/tst-loading.c (main): Likewise.
+	* catgets/tst-catgets.c (main): Likewise.
+	* stdlib/tst-xpg-basename.c (main): Likewise.
+	* stdlib/tst-bsearch.c (main): Likewise.
+	* stdio-common/test-vfprintf.c (main): Likewise.
+	* stdio-common/tst-rndseek.c (do_test): Likewise.
+	* libio/tst_swprintf.c (main): Likewise.
+	* libio/tst-fgetws.c (main): Likewise.
+	* wcsmbs/tst-mbrtowc.c (check_ascii): Likewise.
+	* time/tst-posixtz.c (main): Likewise.
+	* time/tst-strptime.c (test_tm): Likewise.
+	* time/tst-strptime.c (main): Likewise.
+	* time/tst-getdate.c (main): Likewise.
+	* posix/tst-mmap.c (main): Likewise.
+	* posix/tst-getaddrinfo.c (do_test): Likewise.
+	* io/tst-getcwd.c (do_test): Likewise.
+	* resolv/tst-aton.c (main): Likewise.
+	* inet/tst-network.c (main): Likewise.
+	* libio/tst-fgetws.c (main): Likewise.
+	* sysdeps/posix/sprofil.c (add_region): int -> unsigned int for I.
+	* sysdeps/unix/sysv/linux/ptsname.c (__ptsname_r): int -> unsigned int
+	for PTYNO.
+
+	* stdlib/msort.c (qsort): Add a cast to silence warning.
+	* stdio-common/vfprintf.c (process_string_arg): Likewise.
+	* libio/oldfileops.c (_IO_old_do_write): Likewise.
+	* sysdeps/unix/sysv/linux/getcwd.c (__getcwd): Likewise.
+	* sysdeps/unix/sysv/linux/ttyname.c (ttyname): Likewise.
+	* sysdeps/unix/sysv/linux/gethostid.c (gethostid): Likewise.
+	* argp/argp-fmtstream.c (__argp_fmtstream_printf): Likewise.
+	* nscd/nscd_getgr_r.c (nscd_getgr_r): Likewise.
+	* sysdeps/unix/grantpt.c (grantpt): Likewise.
+	* libio/tst-widetext.c (main): Likewise.
+	* libio/tst-mmap2-eofsync.c (do_test): Likewise.
+	* rt/tst-aio.c (test_file): Likewise.
+	* rt/tst-aio64.c (test_file): Likewise.
+	* resolv/tst-aton.c (main): Likewise.
+
+	* catgets/catgetsinfo.h (CATGETS_MAGIC): Use U suffix on the constant.
+
+	* ctype/ctype.c (__ctype_tolower, __ctype_toupper): Cast to int32_t
+	instead of uint32_t in these macros.
+
 2002-09-22  Bruno Haible  <bruno@clisp.org>
 
 	* iconv/iconv_prog.c (main): Provide an error message that identifies
 	the wrong encoding.
 
-2002-09-22  Bruno Haible  <bruno@clisp.org>
-
 	* iconvdata/tscii.c: New file.
 	* iconvdata/testdata/TSCII: New file.
 	* iconvdata/testdata/TSCII..UTF8: New file.
@@ -18,16 +67,12 @@
 	* iconvdata/tst-tables.sh: Add TSCII.
 	* iconvdata/TESTS: Add TSCII.
 
-2002-09-22  Bruno Haible  <bruno@clisp.org>
-
 	Revert 2002-04-18 patch.
 	* iconvdata/euc-jisx0213.c (EMIT_SHIFT_TO_INIT, BODY for
 	FROM_DIRECTION): Make the FROM direction stateful again.
 	* iconvdata/shift_jisx0213.c (EMIT_SHIFT_TO_INIT, BODY for
 	FROM_DIRECTION): Likewise.
 
-2002-09-22  Bruno Haible  <bruno@clisp.org>
-
 	* iconvdata/tst-e2big.c: New file.
 	* iconvdata/Makefile (tests): Add tst-e2big.
 
diff --git a/argp/argp-fmtstream.c b/argp/argp-fmtstream.c
index c3d3787d18..6d461aa984 100644
--- a/argp/argp-fmtstream.c
+++ b/argp/argp-fmtstream.c
@@ -415,10 +415,10 @@ __argp_fmtstream_printf (struct argp_fmtstream *fs, const char *fmt, ...)
       avail = fs->end - fs->p;
       out = __vsnprintf (fs->p, avail, fmt, args);
       va_end (args);
-      if (out >= avail)
+      if ((size_t) out >= avail)
 	size_guess = out + 1;
     }
-  while (out >= avail);
+  while ((size_t) out >= avail);
 
   fs->p += out;
 
diff --git a/catgets/catgetsinfo.h b/catgets/catgetsinfo.h
index 4fdf47aace..5c993f753a 100644
--- a/catgets/catgetsinfo.h
+++ b/catgets/catgetsinfo.h
@@ -48,7 +48,7 @@ typedef struct catalog_info
 
 
 /* The magic number to signal we really have a catalog file.  */
-#define CATGETS_MAGIC 0x960408de
+#define CATGETS_MAGIC 0x960408deU
 
 
 /* Prototypes for helper functions.  */
diff --git a/catgets/open_catalog.c b/catgets/open_catalog.c
index cdcc7b83b8..674a0c1bf0 100644
--- a/catgets/open_catalog.c
+++ b/catgets/open_catalog.c
@@ -253,8 +253,7 @@ __open_catalog (const char *cat_name, const char *nlspath, const char *env_var,
   /* Determine whether the file is a catalog file and if yes whether
      it is written using the correct byte order.  Else we have to swap
      the values.  */
-  if (__builtin_expect (catalog->file_ptr->magic, CATGETS_MAGIC)
-      == CATGETS_MAGIC)
+  if (__builtin_expect (catalog->file_ptr->magic == CATGETS_MAGIC, 1))
     swapping = 0;
   else if (catalog->file_ptr->magic == SWAPU32 (CATGETS_MAGIC))
     swapping = 1;
diff --git a/catgets/tst-catgets.c b/catgets/tst-catgets.c
index 249e89f7e0..9936554200 100644
--- a/catgets/tst-catgets.c
+++ b/catgets/tst-catgets.c
@@ -26,7 +26,7 @@ main (void)
   for (rnd = 0; rnd < ROUNDS; ++rnd)
     {
       nl_catd cd = catopen ("libc", 0);
-      int cnt;
+      size_t cnt;
 
       if (cd == (nl_catd) -1)
 	{
diff --git a/iconvdata/tst-loading.c b/iconvdata/tst-loading.c
index 0d55e812d1..95a7f07b1a 100644
--- a/iconvdata/tst-loading.c
+++ b/iconvdata/tst-loading.c
@@ -1,5 +1,5 @@
 /* Tests for loading and unloading of iconv modules.
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
 
@@ -118,7 +118,7 @@ static const char inbuf[] =
 int
 main (void)
 {
-  int count = TEST_ROUNDS;
+  size_t count = TEST_ROUNDS;
   int result = 0;
 
   mtrace ();
diff --git a/inet/tst-network.c b/inet/tst-network.c
index 71ef031c78..4283888057 100644
--- a/inet/tst-network.c
+++ b/inet/tst-network.c
@@ -1,5 +1,5 @@
 /* Test for inet_network.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>, 2000.
 
@@ -51,7 +51,7 @@ int
 main (void)
 {
   int errors = 0;
-  int i;
+  size_t i;
   uint32_t res;
 
   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
diff --git a/io/tst-getcwd.c b/io/tst-getcwd.c
index 33ea8adc59..f53f93cf0a 100644
--- a/io/tst-getcwd.c
+++ b/io/tst-getcwd.c
@@ -1,5 +1,5 @@
 /* Test of getcwd function.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000.
 
@@ -36,8 +36,7 @@ do_test (void)
   char *bufs[10];
   size_t lens[10];
   size_t sbs;
-  size_t len;
-  int i;
+  size_t len, i;
 
   if (getcwd (thepath, sizeof thepath) == NULL)
     {
diff --git a/libio/oldfileops.c b/libio/oldfileops.c
index 8998ee9b0d..2efbadb44e 100644
--- a/libio/oldfileops.c
+++ b/libio/oldfileops.c
@@ -266,7 +266,7 @@ _IO_old_do_write (fp, data, to_do)
      const char *data;
      _IO_size_t to_do;
 {
-  return (to_do == 0 || old_do_write (fp, data, to_do) == to_do)
+  return (to_do == 0 || (_IO_size_t) old_do_write (fp, data, to_do) == to_do)
 	 ? 0 : EOF;
 }
 
diff --git a/libio/tst-fgetws.c b/libio/tst-fgetws.c
index 88b6261bb8..66fb9d1d8e 100644
--- a/libio/tst-fgetws.c
+++ b/libio/tst-fgetws.c
@@ -13,7 +13,7 @@
 int
 main (int argc, char *argv[])
 {
-  int i;
+  size_t i;
   FILE   *fp;
   wchar_t *ret, wcs[WIDE_STR_LEN];
   int result = 0;
@@ -123,7 +123,7 @@ main (int argc, char *argv[])
     }
   else
     {
-      int i;
+      size_t i;
 
       printf ("Return Value: %p\n", ret);
       for (i = 0; i < wcslen (wcs) + 1; i++)
diff --git a/libio/tst-mmap2-eofsync.c b/libio/tst-mmap2-eofsync.c
index 60bad94027..f3699656ab 100644
--- a/libio/tst-mmap2-eofsync.c
+++ b/libio/tst-mmap2-eofsync.c
@@ -78,7 +78,7 @@ do_test (void)
     }
 
   c = write (temp_fd, pages + pagesize, pagesize);
-  if (c == pagesize)
+  if (c == (ssize_t) pagesize)
     printf ("wrote more to file\n");
   else
     {
diff --git a/libio/tst-widetext.c b/libio/tst-widetext.c
index ed196317a9..48444380d8 100644
--- a/libio/tst-widetext.c
+++ b/libio/tst-widetext.c
@@ -89,7 +89,7 @@ main (void)
 	exit (1);
       }
 
-    if  ((size_t) nonr == -1 )
+    if  (nonr == (size_t) -1)
       {
 	printf ("\
 %u: iconv returned with %Zd and errno = %m (inleft: %Zd, outleft: %Zd)\n",
diff --git a/libio/tst_swprintf.c b/libio/tst_swprintf.c
index a82ef88e7c..4dadd58741 100644
--- a/libio/tst_swprintf.c
+++ b/libio/tst_swprintf.c
@@ -21,7 +21,7 @@ static const struct
 int
 main (int argc, char *argv[])
 {
-  int n;
+  size_t n;
   int result = 0;
 
   puts ("test 1");
diff --git a/nscd/nscd_getgr_r.c b/nscd/nscd_getgr_r.c
index cb57bc1496..ab9eef4e24 100644
--- a/nscd/nscd_getgr_r.c
+++ b/nscd/nscd_getgr_r.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Thorsten Kukuk <kukuk@uni-paderborn.de>, 1998.
 
@@ -114,7 +114,7 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
   vec[1].iov_base = (void *) key;
   vec[1].iov_len = keylen;
 
-  if (__writev (sock, vec, 2) != sizeof (request_header) + keylen)
+  if ((size_t) __writev (sock, vec, 2) != sizeof (request_header) + keylen)
     {
       __close (sock);
       return -1;
@@ -182,7 +182,7 @@ nscd_getgr_r (const char *key, size_t keylen, request_type type,
       total_len += gr_resp.gr_name_len + gr_resp.gr_passwd_len;
 
       /* Get this data.  */
-      if (__readv (sock, vec, 2) != total_len)
+      if ((size_t) __readv (sock, vec, 2) != total_len)
 	{
 	  __close (sock);
 	  return -1;
diff --git a/posix/tst-getaddrinfo.c b/posix/tst-getaddrinfo.c
index 9300cc6740..565621ed9e 100644
--- a/posix/tst-getaddrinfo.c
+++ b/posix/tst-getaddrinfo.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -28,7 +28,8 @@ do_test (void)
 {
   const int family[2] = { AF_INET, AF_INET6 };
   int result = 0;
-  int gaierr, index;
+  int gaierr;
+  size_t index;
   struct addrinfo hints, *ai, *aitop;
 
   for (index = 0; index < sizeof (family) / sizeof (family[0]); ++index)
diff --git a/posix/tst-mmap.c b/posix/tst-mmap.c
index 7a57366903..e4db364301 100644
--- a/posix/tst-mmap.c
+++ b/posix/tst-mmap.c
@@ -11,10 +11,10 @@ main (void)
 {
   int result = 0;
   FILE *fp;
-  int c;
+  size_t c;
   char buf[1000];
   int fd;
-  char *ptr;
+  unsigned char *ptr;
   size_t ps = sysconf (_SC_PAGESIZE);
   void *mem;
 
diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c
index 8da2727a79..132dda7599 100644
--- a/resolv/res_hconf.c
+++ b/resolv/res_hconf.c
@@ -112,7 +112,7 @@ arg_service_list (const char *fname, int line_num, const char *args,
   enum Name_Service service;
   const char *start;
   size_t len;
-  int i;
+  size_t i;
   static struct
   {
     const char * name;
@@ -339,7 +339,7 @@ parse_line (const char *fname, int line_num, const char *str)
   const char *start;
   struct cmd *c = 0;
   size_t len;
-  int i;
+  size_t i;
 
   str = skip_ws (str);
 
diff --git a/resolv/tst-aton.c b/resolv/tst-aton.c
index 3469b19260..6cb5960496 100644
--- a/resolv/tst-aton.c
+++ b/resolv/tst-aton.c
@@ -39,7 +39,7 @@ static struct tests
   { "1.2.256.4", 0, 0 },
   { "1.2.3.0x100", 0, 0 },
   { "323543357756889", 0, 0 },
-  { "10.1.2.3.4", 0, 0},  
+  { "10.1.2.3.4", 0, 0},
 };
 
 
@@ -47,13 +47,13 @@ int
 main (int argc, char *argv[])
 {
   int result = 0;
-  int cnt;
+  size_t cnt;
 
   for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
     {
       struct in_addr addr;
 
-      if (inet_aton (tests[cnt].input, &addr) != tests[cnt].valid)
+      if ((int) inet_aton (tests[cnt].input, &addr) != tests[cnt].valid)
 	{
 	  if (tests[cnt].valid)
 	    printf ("\"%s\" not seen as valid IP address\n", tests[cnt].input);
diff --git a/rt/tst-aio.c b/rt/tst-aio.c
index 1b24542441..24efad3e23 100644
--- a/rt/tst-aio.c
+++ b/rt/tst-aio.c
@@ -76,14 +76,14 @@ test_file (const void *buf, size_t size, int fd, const char *msg)
       return 1;
     }
 
-  if (st.st_size != size)
+  if (st.st_size != (off_t) size)
     {
       error (0, errno, "%s: wrong size: %lu, should be %lu",
 	     msg, (unsigned long int) st.st_size, (unsigned long int) size);
       return 1;
     }
 
-  if (pread (fd, tmp, size, 0) != size)
+  if (pread (fd, tmp, size, 0) != (ssize_t) size)
     {
       error (0, errno, "%s: failed pread", msg);
       return 1;
diff --git a/rt/tst-aio64.c b/rt/tst-aio64.c
index 4663d75562..93e8cb2136 100644
--- a/rt/tst-aio64.c
+++ b/rt/tst-aio64.c
@@ -77,14 +77,14 @@ test_file (const void *buf, size_t size, int fd, const char *msg)
       return 1;
     }
 
-  if (st.st_size != size)
+  if (st.st_size != (off_t) size)
     {
       error (0, errno, "%s: wrong size: %lu, should be %lu",
 	     msg, (unsigned long int) st.st_size, (unsigned long int) size);
       return 1;
     }
 
-  if (pread (fd, tmp, size, 0) != size)
+  if (pread (fd, tmp, size, 0) != (ssize_t) size)
     {
       error (0, errno, "%s: failed pread", msg);
       return 1;
diff --git a/stdio-common/test-vfprintf.c b/stdio-common/test-vfprintf.c
index 1b9d0c0f9b..50e8b5038a 100644
--- a/stdio-common/test-vfprintf.c
+++ b/stdio-common/test-vfprintf.c
@@ -1,5 +1,5 @@
 /* Tests of *printf for very large strings.
-   Copyright (C) 2000 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
 
@@ -41,7 +41,7 @@ int
 main (void)
 {
   char buf[20];
-  int i;
+  size_t i;
   int res = 0;
   int fd;
 
diff --git a/stdio-common/tst-rndseek.c b/stdio-common/tst-rndseek.c
index 60fd5094d8..61b919c002 100644
--- a/stdio-common/tst-rndseek.c
+++ b/stdio-common/tst-rndseek.c
@@ -67,7 +67,7 @@ do_test (void)
 {
   int fd;
   FILE *fp;
-  int i;
+  size_t i;
   int result;
 
   fd = mkstemp (fname);
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index ab7998c248..788290b803 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -1035,7 +1035,7 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
 	    const char *mbs = (const char *) string;			      \
 	    mbstate_t mbstate;						      \
 									      \
-	    len = prec != -1 ? prec : strlen (mbs);			      \
+	    len = prec != -1 ? (size_t) prec : strlen (mbs);		      \
 									      \
 	    /* Allocate dynamically an array which definitely is long	      \
 	       enough for the wide character version.  */		      \
diff --git a/stdlib/msort.c b/stdlib/msort.c
index 880c5d1e3d..45d6a99b83 100644
--- a/stdlib/msort.c
+++ b/stdlib/msort.c
@@ -130,7 +130,7 @@ qsort (void *b, size_t n, size_t s, __compar_fn_t cmp)
 	   measured in bytes.  */
 
       /* If the memory requirements are too high don't allocate memory.  */
-      if (size / pagesize > phys_pages)
+      if (size / pagesize > (size_t) phys_pages)
 	_quicksort (b, n, s, cmp);
       else
 	{
diff --git a/stdlib/tst-bsearch.c b/stdlib/tst-bsearch.c
index 808ab9d8e5..04ec02a411 100644
--- a/stdlib/tst-bsearch.c
+++ b/stdlib/tst-bsearch.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
 
@@ -54,7 +54,7 @@ comp (const void *p1, const void *p2)
 int
 main (void)
 {
-  int cnt;
+  size_t cnt;
   int result = 0;
   struct entry key;
   struct entry *res;
@@ -101,7 +101,7 @@ main (void)
       puts ("found an entry that's not there");
       result = 1;
     }
-  
+
   /* Now the array contains only one element - no entry should be found.  */
   for (cnt = 0; cnt < narr; ++cnt)
     {
diff --git a/stdlib/tst-xpg-basename.c b/stdlib/tst-xpg-basename.c
index dd22cf73b2..38f995ecb0 100644
--- a/stdlib/tst-xpg-basename.c
+++ b/stdlib/tst-xpg-basename.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>, 1999.
 
@@ -41,7 +41,7 @@ static struct
 int
 main (void)
 {
-  int i = 0;
+  size_t i = 0;
   int errors = 0;
   char path[1024];
   char *file;
diff --git a/sysdeps/generic/wordexp.c b/sysdeps/generic/wordexp.c
index 691c1101aa..09f4e942d5 100644
--- a/sysdeps/generic/wordexp.c
+++ b/sysdeps/generic/wordexp.c
@@ -445,7 +445,7 @@ parse_glob (char **word, size_t *word_length, size_t *max_length,
   /* We are poised just after a '*', a '[' or a '?'. */
   int error = WRDE_NOSPACE;
   int quoted = 0; /* 1 if singly-quoted, 2 if doubly */
-  int i;
+  size_t i;
   wordexp_t glob_list; /* List of words to glob */
 
   glob_list.we_wordc = 0;
diff --git a/sysdeps/posix/sprofil.c b/sysdeps/posix/sprofil.c
index d6fdd9a316..8f3270e1fc 100644
--- a/sysdeps/posix/sprofil.c
+++ b/sysdeps/posix/sprofil.c
@@ -239,7 +239,7 @@ add_region (struct prof *p, int prof_uint)
 {
   unsigned long int nsamples;
   size_t start, end;
-  int i;
+  unsigned int i;
 
   if (p->pr_scale < 2)
     return 0;
diff --git a/sysdeps/unix/grantpt.c b/sysdeps/unix/grantpt.c
index 98d601cf67..bdedbacec8 100644
--- a/sysdeps/unix/grantpt.c
+++ b/sysdeps/unix/grantpt.c
@@ -130,7 +130,7 @@ grantpt (int fd)
     }
 
   /* Get the group ID of the special `tty' group.  */
-  if (grbuflen == -1)
+  if (grbuflen == (size_t) -1L)
     /* `sysconf' does not support _SC_GETGR_R_SIZE_MAX.
        Try a moderate value.  */
     grbuflen = 1024;
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';
diff --git a/time/tst-getdate.c b/time/tst-getdate.c
index 2518f8c75b..84223d0ec2 100644
--- a/time/tst-getdate.c
+++ b/time/tst-getdate.c
@@ -1,5 +1,5 @@
 /* Test for getdate.
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Andreas Jaeger <aj@suse.de>, 2000.
 
@@ -77,14 +77,14 @@ int
 main (void)
 {
   int errors = 0;
-  int i;
+  size_t i;
   struct tm *tm;
 
 
   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
     {
       setenv ("TZ", tests[i].tz, 1);
-      
+
       tm = getdate (tests[i].str);
 
       if (getdate_err != tests[i].err)
diff --git a/time/tst-posixtz.c b/time/tst-posixtz.c
index 8c36513b0c..ccba63e5b4 100644
--- a/time/tst-posixtz.c
+++ b/time/tst-posixtz.c
@@ -28,7 +28,7 @@ int
 main (void)
 {
   int result = 0;
-  int cnt;
+  size_t cnt;
 
   for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
     {
diff --git a/time/tst-strptime.c b/time/tst-strptime.c
index ac692a6d67..a0b2ebedd2 100644
--- a/time/tst-strptime.c
+++ b/time/tst-strptime.c
@@ -1,5 +1,5 @@
 /* Test for strptime.
-   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -65,7 +65,7 @@ static int
 test_tm (void)
 {
   struct tm tm;
-  int i;
+  size_t i;
   int result = 0;
   char buf[100];
 
@@ -114,7 +114,7 @@ int
 main (int argc, char *argv[])
 {
   struct tm tm;
-  int i;
+  size_t i;
   int result = 0;
 
   for (i = 0; i < sizeof (day_tests) / sizeof (day_tests[0]); ++i)
diff --git a/wcsmbs/tst-mbrtowc.c b/wcsmbs/tst-mbrtowc.c
index e83ac6521a..4f1d1e586d 100644
--- a/wcsmbs/tst-mbrtowc.c
+++ b/wcsmbs/tst-mbrtowc.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
 
@@ -171,8 +171,7 @@ check_ascii (const char *locname)
       char buf[MB_CUR_MAX];
       wchar_t wc = 0xffffffff;
       mbstate_t s;
-      size_t n;
-      int i;
+      size_t n, i;
 
       for (i = 0; i < MB_CUR_MAX; ++i)
 	buf[i] = c + i;