nginx 0.8.50 *) Feature: the "secure_link", "secure_link_md5", and "secure_link_expires" directives of the ngx_http_secure_link_module. *) Feature: the -q switch. Thanks to Gena Makhomed. *) Bugfix: worker processes may got caught in an endless loop during reconfiguration, if a caching was used; the bug had appeared in 0.8.48. *) Bugfix: in the "gzip_disable" directive. Thanks to Derrick Petzold. *) Bugfix: nginx/Windows could not send stop, quit, reopen, and reload signals to a process run in other session.

--- a/src/core/ngx_string.h
+++ b/src/core/ngx_string.h
@@ -178,6 +178,7 @@ u_char *ngx_hex_dump(u_char *dst, u_char
 
 void ngx_encode_base64(ngx_str_t *dst, ngx_str_t *src);
 ngx_int_t ngx_decode_base64(ngx_str_t *dst, ngx_str_t *src);
+ngx_int_t ngx_decode_base64url(ngx_str_t *dst, ngx_str_t *src);
 
 uint32_t ngx_utf8_decode(u_char **p, size_t n);
 size_t ngx_utf8_length(u_char *p, size_t n);