This means, that your path is extended with /usr/src/hive/build/dist/bin/. Normally /usr/bin, /bin, /usr/sbin, etc are "in your path". If you have a programm /bin/sh, you can just type sh to run it. If you have a program in /usr/src/hive/build/dist/bin/appname you can just run appname to execute it.
