Add a new boolval function to awk.h to make sure we handle this consistently.

1 files changed, 2 insertions, 5 deletions

diff --git a/builtin.c b/builtin.c
index ede02474..4d9e1452 100644
--- a/builtin.c
+++ b/builtin.c
@@ -1928,11 +1928,8 @@ do_strftime(int nargs)
 		NODE *tmp;
 
 		if (nargs == 3) {
-			t3 = fixtype(POP_SCALAR());
-			if ((t3->flags & NUMBER) != 0)
-				do_gmt = ! iszero(t3);
-			else
-				do_gmt = (t3->stlen > 0);
+			t3 = POP_SCALAR();
+			do_gmt = boolval(t3);
 			DEREF(t3);
 		}