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-rw-r--r--contrib/sendmail/src/trace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/contrib/sendmail/src/trace.c b/contrib/sendmail/src/trace.c
index afc43a5cf4bd..7e4d18fb624c 100644
--- a/contrib/sendmail/src/trace.c
+++ b/contrib/sendmail/src/trace.c
@@ -204,7 +204,7 @@ void
tTflag(s)
register char *s;
{
- if (s == NULL || *s == '\0')
+ if (SM_IS_EMPTY(s))
s = DefFlags;
for (;;)