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-rw-r--r--zlib/configure.in1
1 files changed, 1 insertions, 0 deletions
diff --git a/zlib/configure.in b/zlib/configure.in
index a125164749a..a0bb1e61826 100644
--- a/zlib/configure.in
+++ b/zlib/configure.in
@@ -1,5 +1,6 @@
dnl Process this with autoconf to create configure
+AC_PREREQ(2.13)
AC_INIT(zlib.h)
# This works around the fact that libtool configuration may change LD