cbrtl-ieee: Work around test failure on IRIX 6.5.

[gnulib.git] / doc / posix-functions / modf.texi

diff --git a/doc/posix-functions/modf.texi b/doc/posix-functions/modf.texi
index 44e6811..b58b269 100644 (file)
--- a/doc/posix-functions/modf.texi
+++ b/doc/posix-functions/modf.texi
@@ -2,14 +2,24 @@
 @section @code{modf}
 @findex modf
 
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/modf.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/modf.html}
 
-Gnulib module: ---
+Gnulib module: modf or modf-ieee
 
-Portability problems fixed by Gnulib:
+Portability problems fixed by either Gnulib module @code{modf} or @code{modf-ieee}:
 @itemize
 @end itemize
 
+Portability problems fixed by Gnulib module @code{modf-ieee}:
+@itemize
+@item
+This function has problems with a NaN argument on some platforms:
+NetBSD 5.1, Cygwin.
+@item
+This function has problems with infinite arguments on some platforms:
+FreeBSD 6.4, OpenBSD 4.9, IRIX 6.5, OSF/1 5.1.
+@end itemize
+
 Portability problems not fixed by Gnulib:
 @itemize
 @end itemize