pkg_add: Warning: package `p5-Device-SerialPort-1.04nb7' was built for a platform:
pkg_add: NetBSD/earmv7hf 7.99.21 (pkg) vs. NetBSD/earmv7hf 7.0 (this host)
pkg_add: Warning: package `p5-perl-headers-7.99.21nb10' was built for a platform:
pkg_add: NetBSD/earmv7hf 7.99.21 (pkg) vs. NetBSD/earmv7hf 7.0 (this host)
pkg_add: Warning: package `osabi-NetBSD-7.99.21' was built for a platform:
pkg_add: NetBSD/earmv7hf 7.99.21 (pkg) vs. NetBSD/earmv7hf 7.0 (this host)
The Operating System version (7.0) does not match 7.99.21
pkg_add: install script returned error status
pkg_add: Can't install dependency osabi-NetBSD-7.99.21
pkg_add: Can't install dependency p5-perl-headers-7.99.21{,nb*}
pkg_add: package `perl-5.22.0' was already installed as dependency, now marked as installed manually
pkg_add: 1 package addition failed