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-rw-r--r--Build/source/texk/kpathsea/configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/Build/source/texk/kpathsea/configure.ac b/Build/source/texk/kpathsea/configure.ac
index 4b9dd2bb023..df14e5abc9b 100644
--- a/Build/source/texk/kpathsea/configure.ac
+++ b/Build/source/texk/kpathsea/configure.ac
@@ -47,6 +47,9 @@ m4_foreach([Kpse_Mktex], [kpse_mktex_opts],
[m4_ifset([Kpse_Mktex],
[KPSE_MKTEX_DEFINE(Kpse_Mktex)])])[]dnl
+# So we can use reasonable awk in the Makefile.
+AC_PROG_AWK
+
dnl Replacement functions that may be required on ancient broken system.
AC_CHECK_DECLS([putenv, strstr])
AC_REPLACE_FUNCS([putenv strcasecmp strtol strstr])