X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/1e24cc5b41d2965438a1dcc291ad44e99e5db83c..8b9e021fd1e3b03568d4b2167c47f33ba822a1c8:/m4/m4.m4?ds=sidebyside

diff --git a/m4/m4.m4 b/m4/m4.m4
deleted file mode 100644
index 6cf4af18..00000000
--- a/m4/m4.m4
+++ /dev/null
@@ -1,16 +0,0 @@
-# serial 1                                                   -*- Autoconf -*-
-
-# BISON_AC_PROG_GNU_M4
-# --------------------
-# Check for GNU m4, at least 1.3 (supports frozen files).
-AC_DEFUN([BISON_AC_PROG_GNU_M4],
-[AC_PATH_PROGS(M4, gm4 gnum4 m4, m4)
-AC_CACHE_CHECK([whether m4 supports frozen files],
-               [ac_cv_prog_gnu_m4],
-[ac_cv_prog_gnu_m4=no
-if test x"$M4" != x; then
-  case `$M4 --help < /dev/null 2>&1` in
-    *reload-state*) ac_cv_prog_gnu_m4=yes ;;
-  esac
-fi])
-])# BISON_AC_PROG_GNU_M4
diff --git a/m4/m4.m4 b/m4/m4.m4
new file mode 120000
index 00000000..5b176ba0
--- /dev/null
+++ b/m4/m4.m4
@@ -0,0 +1 @@
+../submodules/autoconf/m4/m4.m4
\ No newline at end of file