nginx 0.7.52 *) Feature: the first native Windows binary release. *) Bugfix: in processing HEAD method while caching. *) Bugfix: in processing the "If-Modified-Since", "If-Range", etc. client request header lines while caching. *) Bugfix: now the "Set-Cookie" and "P3P" header lines are hidden in cacheable responses. *) Bugfix: if nginx was built with the ngx_http_perl_module and with a perl which supports threads, then during a master process exit the message "panic: MUTEX_LOCK" might be issued. *) Bugfix: nginx could not be built --without-http-cache; the bug had appeared in 0.7.48. *) Bugfix: nginx could not be built on platforms different from i386, amd64, sparc, and ppc; the bug had appeared in 0.7.42.

--- a/auto/lib/md5/conf
+++ b/auto/lib/md5/conf
@@ -4,7 +4,7 @@
 
 if [ $MD5 != NONE ]; then
 
-    if grep MD5_Init $MD5/md5.h >/dev/null; then
+    if grep MD5_Init $MD5/md5.h 2>&1 >/dev/null; then
         # OpenSSL md5
         OPENSSL_MD5=YES
         have=NGX_HAVE_OPENSSL_MD5 . auto/have