diff --git a/configure.ac b/configure.ac
index 7ae51ff..c9d2acd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,6 +68,7 @@ fi
 
 AC_CHECK_HEADERS(fcntl.h sys/time.h unistd.h sys/mman.h)
 AC_CHECK_HEADERS(ctype.h errno.h sys/resource.h)
+AC_CHECK_HEADERS(endian.h sys/endian.h)
 
 AC_TYPE_OFF_T
 AC_TYPE_SIZE_T