diff --git a/configure.ac b/configure.ac
index e0acfe788..ed415fbec 100644
--- a/configure.ac
+++ b/configure.ac
@@ -158,7 +158,6 @@ AC_CHECK_FUNCS([\
 	atoll \
 	cfgetospeed \
 	initgroups isascii \
-	memcpy memset \
 	setreuid statfs sysconf \
 	tcgetattr tcsetattr truncate \
 	strverscmp \