AC_FUNC_MEMCMP
AC_FUNC_VPRINTF
-AC_CHECK_FUNCS([memmem snprintf vsnprintf gettext isinf])
+AC_CHECK_FUNCS([gettext isinf lrint memmem snprintf vsnprintf gettext])
## Optional tools for building documentation, website, extra fonts.
# perl for help2man.
STEPMAKE_PERL(OPTIONAL)
# mftrace for generating pfa's, pfb's
-STEPMAKE_PROGS(MFTRACE, pktrace mftrace, OPTIONAL, 1.0.9)
+STEPMAKE_PROGS(MFTRACE, pktrace mftrace, OPTIONAL, 1.0.17)
# new makeinfo for multi-page website docs
STEPMAKE_PROGS(MAKEINFO, makeinfo, OPTIONAL, 4.1)