/usr/include/ is in libexchangemapi-1.0-dev 3.2.2-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/evolution-data-server-3.2/
/usr/include/evolution-data-server-3.2/mapi/
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-defs.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-cal-utils.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-cal-recur-utils.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-mail-utils.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-folder.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-debug.h
/usr/include/evolution-data-server-3.2/mapi/em-operation-queue.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-utils.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-connection.h
/usr/include/evolution-data-server-3.2/mapi/exchange-mapi-cal-tz-utils.h