X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-functions%2Fmodf.texi;h=b58b269221bb0ed2f45733dd1bf203961fb18e28;hb=6e5f53c09490a510344a65d26f5e3989a048fcdf;hp=6524a60b12a046f617571f36dbababe4d8b099e7;hpb=8b893ddd3707e3ca0703933d9a72eaea356759e5;p=gnulib.git

diff --git a/doc/posix-functions/modf.texi b/doc/posix-functions/modf.texi
index 6524a60b1..b58b26922 100644
--- 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/onlinepubs/9699919799/functions/modf.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/modf.html}
 
-Gnulib module: modf
+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