#!/usr/pkg/bin/runawk

#use "exitnow.awk"
#use "psu_funcs.awk"

BEGIN {
	ex = 0
}

{
	inst5=sub(/^nih-installed-/, "", $(NF-3))
	inst7=sub(/^nih-installed-/, "", $(NF-1))
}

(inst5 && !inst7) || (!inst5 && inst7) {
	p5=pkgname2pkgbase($(NF-2))
	p7=pkgname2pkgbase($(NF-0))
	if (p5 != p7){
		if (inst5)
			print p5
		else
			print p7
	}

	next
}

!inst5 && !inst7 {
	print $0 > "/dev/stderr"
	ex = 1
}

END {
	exitnow(ex)
}
