-# check for ISC (this may also define _POSIX_SOURCE)
-# Note: even non-Posix ISC needs <sys/bsdtypes.h> to declare fd_set
-if test "x$ISC" = xyes ; then
- AC_CHECK_LIB(cposix,main)
- AC_CHECK_LIB(inet,bzero,CF_ADD_LIB(inet))dnl also 'select()'
-fi
-