Change av_len calls to av_tindex for clarity

av_tindex is a more clearly named synonym for av_len, available starting
in v5.18.  This changes the core uses to it, including modules in /ext,
which are not dual-lifed.

1 files changed, 1 insertions, 1 deletions

diff --git a/doio.c b/doio.c
index 1fbc9a01ad..81abd9cc6e 100644
--- a/doio.c
+++ b/doio.c
@@ -747,7 +747,7 @@ Perl_nextargv(pTHX_ GV *gv)
     PL_filemode = 0;
     if (!GvAV(gv))
 	return NULL;
-    while (av_len(GvAV(gv)) >= 0) {
+    while (av_tindex(GvAV(gv)) >= 0) {
 	STRLEN oldlen;
 	sv = av_shift(GvAV(gv));
 	SAVEFREESV(sv);