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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 6890ddc..db987c6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,6 +7,7 @@ AC_CONFIG_SRCDIR([src/bin/main.c])
AC_CONFIG_HEADERS([config.h])
AC_PROG_CC
+AC_C_FLEXIBLE_ARRAY_MEMBER
AC_PROG_RANLIB
AM_PROG_AR