/usr/ is in libnetsvcs-dev 6.4.5+dfsg-1build2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/
/usr/include/netsvcs/
/usr/include/netsvcs/Base_Optimizer.h
/usr/include/netsvcs/Client_Logging_Handler.h
/usr/include/netsvcs/Log_Message_Receiver.h
/usr/include/netsvcs/Name_Handler.h
/usr/include/netsvcs/Server_Logging_Handler.h
/usr/include/netsvcs/Server_Logging_Handler_T.cpp
/usr/include/netsvcs/Server_Logging_Handler_T.h
/usr/include/netsvcs/TS_Clerk_Handler.h
/usr/include/netsvcs/TS_Server_Handler.h
/usr/include/netsvcs/Time_Request_Reply.h
/usr/include/netsvcs/Token_Handler.h
/usr/lib/
/usr/share/
/usr/share/doc/
/usr/share/doc/libnetsvcs-dev/
/usr/share/doc/libnetsvcs-dev/README.gz
/usr/share/doc/libnetsvcs-dev/copyright
/usr/lib/libnetsvcs.so
/usr/share/doc/libnetsvcs-dev/PROBLEM-REPORT-FORM
/usr/share/doc/libnetsvcs-dev/changelog.Debian.gz