configure: avoid using expr
authorPaolo Bonzini <pbonzini@redhat.com>
Wed, 26 May 2010 14:08:17 +0000 (16:08 +0200)
committerAurelien Jarno <aurelien@aurel32.net>
Wed, 9 Jun 2010 22:09:48 +0000 (00:09 +0200)
commit93af65ee9580326675740599e045380d907617b5
treeb901b8878e50b724bca59488fbf7df14d8ed6fb9
parentb1dfa0b7f6402781a42bc177d2c3918445fb2327
configure: avoid using expr

Just a personal preference against duplicating hieroglyphics.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
configure