Revert "do_exec() is a mathom, so call its replacement directly"

The change breaks the build on Windows as this function is really
only a mathom when PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION is defined.

This reverts commit 06ba78de6df7f363272e855cc63710a634eb6100.

1 files changed, 1 insertions, 1 deletions

diff --git a/pp_sys.c b/pp_sys.c
index 841392b505..cfbf9182ea 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -4260,7 +4260,7 @@ PP(pp_exec)
 	(void) do_spawn(SvPVx_nolen(sv_mortalcopy(*SP)));
 	value = 0;
 #  else
-	value = (I32)do_exec3(SvPVx_nolen(sv_mortalcopy(*SP)), 0, 0);
+	value = (I32)do_exec(SvPVx_nolen(sv_mortalcopy(*SP)));
 #  endif
 #endif
     }