AC_PROG_RANLIB
+AC_PROG_LEX
+
dnl Turn on optimization by default. Specifically:
dnl
dnl if the user hasn't specified CFLAGS, then
dnl
dnl Checks for library functions.
dnl
-AC_FUNC_ALLOCA
AC_FUNC_MMAP
AC_FUNC_FSEEKO
AC_CHECK_FUNCS(strptime timegm snprintf vsnprintf vasprintf drand48)