include a proper check for memmem when configuring unit tests

This allows the proper compatibility header definition to be exposed.

1 files changed, 5 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
index 06ecda5..961cf18 100644
--- a/configure.ac
+++ b/configure.ac
@@ -117,6 +117,11 @@ AC_CHECK_FUNC(strtonum,
         AC_DEFINE(NO_STRTONUM)
         AM_CONDITIONAL(NO_STRTONUM, true))
 
+AC_CHECK_FUNC(memmem,
+        AM_CONDITIONAL(NO_MEMMEM, false),
+        AC_DEFINE(NO_MEMMEM)
+        AM_CONDITIONAL(NO_MEMMEM, true))
+
 AC_CHECK_FUNC(explicit_bzero,
         AM_CONDITIONAL(NO_EXPLICIT_BZERO, false),
         AC_DEFINE(NO_EXPLICIT_BZERO)