Fix bug detecting presence of libvga with ldconfig

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@293 9d0c8265-081b-0410-96cb-a4ca84ce46f8

1 files changed, 1 insertions, 1 deletions

diff --git a/buildtools/configure.pl b/buildtools/configure.pl
index 16ee575a..97e3c33f 100755
--- a/buildtools/configure.pl
+++ b/buildtools/configure.pl
@@ -1091,7 +1091,7 @@ sub getLinuxsvgaLibrary($@) {
             $default = '/usr/link/svgalib/libvga.so';
         } elsif (-d('/usr/lib/svgalib')) {
             $default = '/usr/lib/svgalib/libvga.so';
-        } elsif (system('ldconfig -p | grep libvga &>/dev/null')) {
+        } elsif (system('ldconfig -p | grep libvga &>/dev/null') == 0) {
             $default = 'libvga.so';
         } else {
             $default = 'none';