--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,20 @@
+2011-10-31  Bruno Haible  <bruno@clisp.org>
+
+	doc about some IRIX 5.3 problems.
+	* doc/posix-functions/getpwnam_r.texi: Mention incompatible declaration
+	on IRIX 5.3.
+	* doc/posix-headers/poll.texi: Mention missing nfds_t on IRIX 5.3.
+	* doc/posix-functions/ptsname.texi: Mention missing declaration on IRIX
+	5.3.
+	* doc/posix-functions/grantpt.texi: Likewise.
+	* doc/posix-functions/unlockpt.texi: Likewise.
+	* doc/posix-functions/lgamma.texi: Likewise.
+	* doc/posix-functions/nextafter.texi: Likewise.
+	* doc/posix-functions/remainder.texi: Likewise.
+	* doc/posix-functions/select.texi: Mention misplaced declaration on
+	IRIX 5.3.
+	Reported by Tom G. Christensen <tgc@jupiterrise.com>.
+
 2011-10-31  Dmitry V. Levin  <ldv@altlinux.org>
 
 	gitlog-to-changelog: fix git-log invocation.

--- a/doc/posix-functions/getpwnam_r.texi
+++ b/doc/posix-functions/getpwnam_r.texi
@@ -18,4 +18,8 @@
 @item
 This function is missing on some platforms:
 OpenBSD 3.8, Minix 3.1.8, mingw, MSVC 9, BeOS.
+@item
+This function has an incompatible declaration, with fewer than five
+arguments, on some platforms:
+IRIX 5.3.
 @end itemize

--- a/doc/posix-functions/grantpt.texi
+++ b/doc/posix-functions/grantpt.texi
@@ -16,6 +16,9 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+This function is not declared on some platforms:
+IRIX 5.3.
+@item
 This function reports success for invalid file descriptors on some platforms:
 Cygwin 1.7.9.
 @end itemize

--- a/doc/posix-functions/lgamma.texi
+++ b/doc/posix-functions/lgamma.texi
@@ -15,4 +15,7 @@
 @item
 This function is missing on some platforms:
 Minix 3.1.8, MSVC 9.
+@item
+This function is not declared on some platforms:
+IRIX 5.3.
 @end itemize

--- a/doc/posix-functions/nextafter.texi
+++ b/doc/posix-functions/nextafter.texi
@@ -15,4 +15,7 @@
 @item
 This function is missing on some platforms:
 Minix 3.1.8, MSVC 9.
+@item
+This function is not declared on some platforms:
+IRIX 5.3.
 @end itemize

--- a/doc/posix-functions/ptsname.texi
+++ b/doc/posix-functions/ptsname.texi
@@ -16,6 +16,9 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+This function is not declared on some platforms:
+IRIX 5.3.
+@item
 On Solaris 11 2010-11, this function fails on all BSD-style @file{/dev/pty*}
 device files.
 @end itemize

--- a/doc/posix-functions/remainder.texi
+++ b/doc/posix-functions/remainder.texi
@@ -15,4 +15,7 @@
 @item
 This function is missing on some platforms:
 MSVC 9.
+@item
+This function is not declared on some platforms:
+IRIX 5.3.
 @end itemize

--- a/doc/posix-functions/select.texi
+++ b/doc/posix-functions/select.texi
@@ -37,4 +37,8 @@
 @item
 On Linux, when some file descriptor refers to a regular file, @code{select}
 may fail, setting @code{errno} to @code{EBADF}.
+@item
+This function is declared in @code{<unistd.h>}, not @code{<sys/select.h>},
+on some platforms:
+IRIX 5.3.
 @end itemize

--- a/doc/posix-functions/unlockpt.texi
+++ b/doc/posix-functions/unlockpt.texi
@@ -16,6 +16,9 @@
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+This function is not declared on some platforms:
+IRIX 5.3.
+@item
 This function reports success for invalid file descriptors on some platforms:
 NetBSD 5.1, Cygwin 1.7.9.
 @end itemize

--- a/doc/posix-headers/poll.texi
+++ b/doc/posix-headers/poll.texi
@@ -14,4 +14,7 @@
 
 Portability problems not fixed by Gnulib:
 @itemize
+@item
+This header file does not defined @code{nfds_t} on some platforms:
+IRIX 5.3.
 @end itemize