Tor connection.c file have multiple transports.h includes.
There are two imports to transports.h in connection.c
https://gitweb.torproject.org/tor.git/tree/src/or/connection.c#n101
https://gitweb.torproject.org/tor.git/tree/src/or/connection.c#n104
**Trac**:
**Username**: fristonio
issue