use standard functions for checking
authoroetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Fri, 16 Dec 2011 16:13:23 +0000 (16:13 +0000)
committeroetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa>
Fri, 16 Dec 2011 16:13:23 +0000 (16:13 +0000)
commita490ff8d4ae97046a200b6a1c9c033d9b461b77d
treee45fd294bb911e621d370a0979c6da62e8e0b4bf
parent89d7243a99966e0d1757ef9adf13a8b206703355
use standard functions for checking

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@2241 a5681a0c-68f1-0310-ab6d-d61299d08faa
configure.ac