2 files changed, 1 insertions, 1 deletions
diff --git a/waf b/waf
index a59c289..faf9dde 100755
--- a/waf
+++ b/waf
diff --git a/wscript b/wscript
index 3c9e0aa..e78103f 100644
--- a/wscript
+++ b/wscript
@@ -65,7 +65,7 @@ def configure(conf):
                       atleast_version='0.18.0', mandatory=True)
     autowaf.check_pkg(conf, 'libpcre', uselib_store='PCRE', mandatory=False)
 
-    if conf.is_defined('HAVE_PCRE'):
+    if conf.env.HAVE_PCRE:
         if conf.check(cflags=['-pthread'], mandatory=False):
             conf.env.PTHREAD_CFLAGS    = ['-pthread']
             conf.env.PTHREAD_LINKFLAGS = ['-pthread']