--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2012-01-05  Bruno Haible  <bruno@clisp.org>
+
+	doc: Mention NetBSD bugs.
+	* doc/posix-functions/*printf.texi: Mention a NetBSD 5.1 bug.
+	* doc/posix-functions/nl_langinfo.texi: Mention another NetBSD 5.1 bug.
+
 2012-01-05  Bruno Haible  <bruno@clisp.org>
 
 	strtoumax tests: Enhance tests.

--- a/doc/posix-functions/dprintf.texi
+++ b/doc/posix-functions/dprintf.texi
@@ -29,6 +29,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.

--- a/doc/posix-functions/fprintf.texi
+++ b/doc/posix-functions/fprintf.texi
@@ -87,6 +87,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 Attempting to write to a read-only stream fails with @code{EOF} but
 does not set the error flag for @code{ferror} on some platforms:
 glibc 2.13, cygwin 1.7.9.

--- a/doc/posix-functions/fwprintf.texi
+++ b/doc/posix-functions/fwprintf.texi
@@ -19,6 +19,10 @@
 On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
 accommodate all Unicode characters.
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.

--- a/doc/posix-functions/nl_langinfo.texi
+++ b/doc/posix-functions/nl_langinfo.texi
@@ -41,4 +41,9 @@
 On NetBSD 5.0, in some locales, @code{nl_langinfo(CRNCYSTR)} returns the
 empty string, although the local currency symbol, as returned by
 @code{localeconv()->currency_symbol}, is non-empty.
+
+@item
+On NetBSD 5.1, in the "C" locale, the results of
+@code{nl_langinfo(ABMON_1)} ... @code{nl_langinfo(ABMON_12)} are full month
+names, not abbreviated month names.
 @end itemize

--- a/doc/posix-functions/printf.texi
+++ b/doc/posix-functions/printf.texi
@@ -87,6 +87,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 Attempting to write to a read-only stream fails with @code{EOF} but
 does not set the error flag for @code{ferror} on some platforms:
 glibc 2.13, cygwin 1.7.9.

--- a/doc/posix-functions/snprintf.texi
+++ b/doc/posix-functions/snprintf.texi
@@ -94,4 +94,8 @@
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/sprintf.texi
+++ b/doc/posix-functions/sprintf.texi
@@ -69,4 +69,8 @@
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/swprintf.texi
+++ b/doc/posix-functions/swprintf.texi
@@ -23,4 +23,8 @@
 accommodate all Unicode characters.
 @item
 On Windows, this function does not take a buffer size as second argument.
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/vdprintf.texi
+++ b/doc/posix-functions/vdprintf.texi
@@ -43,6 +43,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.

--- a/doc/posix-functions/vfprintf.texi
+++ b/doc/posix-functions/vfprintf.texi
@@ -87,6 +87,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 Attempting to write to a read-only stream fails with @code{EOF} but
 does not set the error flag for @code{ferror} on some platforms:
 glibc 2.13, cygwin 1.7.9.

--- a/doc/posix-functions/vfwprintf.texi
+++ b/doc/posix-functions/vfwprintf.texi
@@ -19,6 +19,10 @@
 On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
 accommodate all Unicode characters.
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.

--- a/doc/posix-functions/vprintf.texi
+++ b/doc/posix-functions/vprintf.texi
@@ -87,6 +87,10 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 Attempting to write to a read-only stream fails with @code{EOF} but
 does not set the error flag for @code{ferror} on some platforms:
 glibc 2.13, cygwin 1.7.9.

--- a/doc/posix-functions/vsnprintf.texi
+++ b/doc/posix-functions/vsnprintf.texi
@@ -91,4 +91,8 @@
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/vsprintf.texi
+++ b/doc/posix-functions/vsprintf.texi
@@ -69,4 +69,8 @@
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/vswprintf.texi
+++ b/doc/posix-functions/vswprintf.texi
@@ -20,4 +20,8 @@
 accommodate all Unicode characters.
 @item
 On Windows, this function does not take a buffer size as second argument.
+@item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
 @end itemize

--- a/doc/posix-functions/vwprintf.texi
+++ b/doc/posix-functions/vwprintf.texi
@@ -23,6 +23,10 @@
 On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
 accommodate all Unicode characters.
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.

--- a/doc/posix-functions/wprintf.texi
+++ b/doc/posix-functions/wprintf.texi
@@ -23,6 +23,10 @@
 On AIX and Windows platforms, @code{wchar_t} is a 16-bit type and therefore cannot
 accommodate all Unicode characters.
 @item
+When formatting an integer with grouping flag, this function inserts thousands
+separators even in the "C" locale on some platforms:
+NetBSD 5.1.
+@item
 On some platforms, this function does not set @code{errno} or the
 stream error indicator on attempts to write to a read-only stream:
 Cygwin 1.7.9.