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-rw-r--r--argp/argp-help.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/argp/argp-help.c b/argp/argp-help.c
index a3a1a12ef9..d78060d12c 100644
--- a/argp/argp-help.c
+++ b/argp/argp-help.c
@@ -1,5 +1,5 @@
/* Hierarchial argument parsing help output
- Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Miles Bader <miles@gnu.ai.mit.edu>.
@@ -759,7 +759,11 @@ hol_entry_cmp (const struct hol_entry *entry1,
{
char first1 = short1 ? short1 : long1 ? *long1 : 0;
char first2 = short2 ? short2 : long2 ? *long2 : 0;
+#ifdef _tolower
+ int lower_cmp = _tolower (first1) - _tolower (first2);
+#else
int lower_cmp = tolower (first1) - tolower (first2);
+#endif
/* Compare ignoring case, except when the options are both the
same letter, in which case lower-case always comes first. */
return lower_cmp ? lower_cmp : first2 - first1;