From fb856fc54ee105fd472b2b3930d3578d33e96cff Mon Sep 17 00:00:00 2001
From: Thomas Kuehne <thomas@kuehne.cn>
Date: Dec 12 2021 09:06:03 +0000
Subject: add missing AC_PROG_[...] to configure.ac


fixes:
configure.ac: warning: missing AC_PROG_CPP wanted by: Makefile.in:5
configure.ac: warning: missing AC_PROG_INSTALL wanted by: Makefile.in:138
configure.ac: warning: missing AC_PROG_MAKE_SET wanted by: Makefile.in:144

Signed-off-by: Thomas Kuehne <thomas@kuehne.cn>

---

diff --git a/configure.ac b/configure.ac
index b24dac8..2e85cd2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,6 +14,9 @@ AC_SUBST([SONAME])
 AC_PROG_CC
 AC_PROG_LN_S
 AC_PROG_GREP
+AC_PROG_CPP
+AC_PROG_INSTALL
+AC_PROG_MAKE_SET
 AC_SYS_LARGEFILE
 
 AC_CHECK_SIZEOF([long])