[newlib-cygwin/main] Cygwin: locales: drop unused has_modifier macro

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=c3798a2f7ddaedd91d5ea76a8adc5a4ee652cffd

commit c3798a2f7ddaedd91d5ea76a8adc5a4ee652cffd
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Mon Apr 24 22:40:54 2023 +0200
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Mon Apr 24 22:41:41 2023 +0200

    Cygwin: locales: drop unused has_modifier macro
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/nlsfuncs.cc | 2 --
 1 file changed, 2 deletions(-)

diff --git a/winsup/cygwin/nlsfuncs.cc b/winsup/cygwin/nlsfuncs.cc
index 7d17b1069e39..b32fecc8ec33 100644
--- a/winsup/cygwin/nlsfuncs.cc
+++ b/winsup/cygwin/nlsfuncs.cc
@@ -37,8 +37,6 @@ details. */
 #define charfromwchar(category,in) \
 	    __charfromwchar (_##category##_locale->in,_LC(category),f_wctomb)
 
-#define has_modifier(x)	((x)[0] && !strcmp (modifier, (x)))
-
 /* Check for @cjk* modifier.  Try to be as fast as possible */
 #define __is_cjk_modifier(_in, _cmp, _L) ({ \
 	_in[1] == 'c' \