=> "/opt/pkg/sbin/pkg_add" ["-K", "/var/opt/pkg/.pkgdb", "bison-3.8.2nb1", "checkperms-1.12", "cwrappers-20220403", "flex-2.6.4", "gmp-6.3.0", "libtool-base-2.4.7nb1", "m4-1.4.21"]