pkgadd /var/pkgmk/packages/busybox-static\#1.19.4-1.pkg.tar.gz 
pkgadd: only root can install/upgrade packages
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sudo pkgadd /var/pkgmk/packages/busybox-static\#1.19.4-1.pkg.tar.gz 
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man pkgadd
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sudo pkgadd /var/pkgmk/packages/busybox-static\#1.19.4-1.pkg.tar.gz
lpkgadd: package busybox-static already installed (use -u to upgrade)
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which busybox-static
busybox-static not found
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which busybox.static
/bin/busybox.static