[newlib-cygwin] Cygwin: testsuite: fix insecure usage of printf in libltp

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=3b80191f3348d109bcebb8e13f1bd81aa8f91be6

commit 3b80191f3348d109bcebb8e13f1bd81aa8f91be6
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Mon Nov 16 15:55:15 2020 +0100

    Cygwin: testsuite: fix insecure usage of printf in libltp
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/testsuite/libltp/lib/parse_opts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/testsuite/libltp/lib/parse_opts.c b/winsup/testsuite/libltp/lib/parse_opts.c
index 4a8058938..0282a0976 100644
--- a/winsup/testsuite/libltp/lib/parse_opts.c
+++ b/winsup/testsuite/libltp/lib/parse_opts.c
@@ -583,7 +583,7 @@ STD_opts_help()
 
     for(i = 0; std_options[i].optstr; ++i) {
 	if (std_options[i].help)
-	    printf(std_options[i].help);
+	    fputs(std_options[i].help, stdout);
     }
 }