don't check for yp_match; ok tim@
diff --git a/configure.ac b/configure.ac
index 9b05c30..02587e8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1122,7 +1122,6 @@
 
 dnl Checks for header files.
 # Checks for libraries.
-AC_CHECK_FUNC([yp_match], , [AC_CHECK_LIB([nsl], [yp_match])])
 AC_CHECK_FUNC([setsockopt], , [AC_CHECK_LIB([socket], [setsockopt])])
 
 dnl IRIX and Solaris 2.5.1 have dirname() in libgen