linux_to_bsd_type
static int linux_to_bsd_type(int);
if ((flags = linux_to_bsd_type(SCARG(uap, flags))) == -1)
SCARG(&bsa, type) = linux_to_bsd_type(SCARG(uap, type));
SCARG(&bsa, type) = linux_to_bsd_type(SCARG(uap, type));