[newlib-cygwin/main] Cygwin: ps: make sure later format flags override earlier format flags

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=6d0769efa9df92696d159e87e761ad899870ba6c

commit 6d0769efa9df92696d159e87e761ad899870ba6c
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Thu Feb 1 17:17:57 2024 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Thu Feb 1 17:17:57 2024 +0100

    Cygwin: ps: make sure later format flags override earlier format flags
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/utils/ps.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/winsup/utils/ps.cc b/winsup/utils/ps.cc
index 196579c581b5..2f7a72710a3a 100644
--- a/winsup/utils/ps.cc
+++ b/winsup/utils/ps.cc
@@ -182,11 +182,15 @@ main (int argc, char *argv[])
 	break;
       case 'f':
 	fflag = 1;
+	lflag = 0;
+	sflag = 0;
 	break;
       case 'h':
 	usage (stdout, 0);
       case 'l':
+	fflag = 0;
 	lflag = 1;
+	sflag = 0;
 	break;
       case 'p':
 	proc_id = atoi (optarg);
@@ -194,6 +198,8 @@ main (int argc, char *argv[])
 	found_proc_id = false;
 	break;
       case 's':
+	fflag = 0;
+	lflag = 0;
 	sflag = 1;
 	break;
       case 'u':