=> Bootstrap dependency digest>=20010302: found digest-20190127
ERROR: This package is only available for these platforms: FreeBSD-*-i386 NetBSD-*-i386 OpenBSD-*-i386 NetBSD-*-x86_64 SunOS-*-*.
ERROR: This package has set PKG_SKIP_REASON:
ERROR: mbmon-205nb1 is not available for NetBSD-9.0-earmv6hf
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/sysutils/mbmon