Heya agentzh, hopefully you have a few minutes to fix these warnings :)
/encrypted-session-nginx-module/src/ngx_http_encrypted_session_module.c(45) : warning C4152: nonstandard extension, function/data pointer conversion in _expression_
/encrypted-session-nginx-module/src/ngx_http_encrypted_session_module.c(52) : warning C4152: nonstandard extension, function/data pointer conversion in _expression_
/encrypted-session-nginx-module/src/ngx_http_encrypted_session_module.c(166) : warning C4244: 'function' : conversion from 'time_t' to 'ngx_uint_t', possible loss of data