plan9/versnum


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5
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8

/PATCHLEVEL/ {base = $3}
/SUBVERSION/ {subvers = $3}
END {
if (subvers == 0) 
	printf "p9pvers = 5.%03d\n", base> "buildinfo";
else
	printf "p9pvers = 5.%03d_%02d\n" , base, subvers> "buildinfo";
}