Thanks for reporting. As mentioned in the comments above this was fixed upstream. I am thus not sure when the fix was included in Ubuntu, but I verified that alsa- utils 1.1.0-0ubuntu5 on Ubuntu 16.04 use "coefficient".
** Changed in: alsa-utils (Ubuntu) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-utils in Ubuntu. https://bugs.launchpad.net/bugs/816388 Title: typo in aplay/aplay.c:177 Status in alsa-utils package in Ubuntu: Fix Released Bug description: Found this small typo while translating into enAU. Reads: --test-coef=#[tab] test coeficient for ring buffer position (default 8) Should be: --test-coef=#[tab] test coefficient for ring buffer position (default 8) note the extra f in coefficient To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-utils/+bug/816388/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp