(jm_PERL): Use $am_missing_run, not undefined $missing_dir.

diff --git a/m4/perl.m4 b/m4/perl.m4
index ff8c141..d5cda77 100644 (file)
--- a/m4/perl.m4
+++ b/m4/perl.m4
@@ -1,4 +1,4 @@
-#serial 4
+#serial 5
 
 dnl From Jim Meyering.
 dnl Find a new-enough version of Perl.
@@ -20,7 +20,7 @@ AC_DEFUN([jm_PERL],
 
   found=no
   AC_SUBST(PERL)
-  PERL="$missing_dir/missing perl"
+  PERL="$am_missing_run perl"
   for perl in $candidate_perl_names; do
     # Run test in a subshell; some versions of sh will print an error if
     # an executable is not found, even if stderr is redirected.