fix bug introduced by r1306
diff --git a/auto/lib/pcre/conf b/auto/lib/pcre/conf
index c966a28..3789ad1 100644
--- a/auto/lib/pcre/conf
+++ b/auto/lib/pcre/conf
@@ -29,7 +29,7 @@
                 ngx_pcre_ver=`grep PCRE_MAJOR $PCRE/pcre.h \
                               | sed -e 's/^.*PCRE_MAJOR.* \(.*\)$/\1/'`
 
-            else if [ -f $PCRE/configure.in.h ]; then
+            else if [ -f $PCRE/configure.in ]; then
                 ngx_pcre_ver=`grep PCRE_MAJOR= $PCRE/configure.in \
                               | sed -e 's/^.*=\(.*\)$/\1/'`