"Rev. Jonathan T Sage" <[EMAIL PROTECTED]> writes: > > #define IPL_VERSION = "IP Filter: v3.x.yy" > > I need to define IPF_4_3 if x=4, and not define it if x=3.
Perhaps something like (untested),
if grep "IP Filter: v3\.4\." /usr/include/netinet/ipl.h >/dev/null; then
AC_DEFINE(IPF_4_3, 1, [Define for IP Filter v3.4.x])
fi
(Though whether it's particularly robust to be grepping particular
include files is another matter.)
