--- make-3.80/configure
+++ make-3.80/configure
@@ -6794,7 +6794,7 @@
 fi
 rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 if test "$ac_cv_search_clock_gettime" = no; then
-  for ac_lib in rt posix4; do
+  for ac_lib in posix4; do
     LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
     cat >conftest.$ac_ext <<_ACEOF
 #line $LINENO "configure"