nginx man page seems to have placeholders for paths and files (multiarch-lts 15.4.1)

[jessegit]

# pkgin list |fgrep nginx
nginx-1.11.1nb1      Lightweight HTTP server and mail proxy server
# cat /etc/pkgsrc_version 
release: 2015Q4
architecture: multiarch

snippets from:
# man nginx
---
     -p prefix            Set the prefix path.  The default value is
                          %%PREFIX%%.
---
     %%PID_PATH%%
             Contains the process ID of nginx.  The contents of this file are
             not sensitive, so it can be world-readable.

     %%CONF_PATH%%
             The main configuration file.

     %%ERROR_LOG_PATH%%
             Error log file.
---