configure.ac: Improve portability of the code introduced in r15423
commit48ee0165f2e8eaff9c5046d0608cbd84a78d2557
authorBart Van Assche <bvanassche@acm.org>
Sat, 25 Jul 2015 14:31:02 +0000 (25 14:31 +0000)
committerBart Van Assche <bvanassche@acm.org>
Sat, 25 Jul 2015 14:31:02 +0000 (25 14:31 +0000)
treeda9f77507ba87abc7e4dab58f6ae4aa46642dac7
parentc5cf91fc5db5a38c6a24d420596fdb7b8b746af8
configure.ac: Improve portability of the code introduced in r15423

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15452
configure.ac