Include <sys/ttydefaults.h> for the CTRL macro
Include <sys/ttydefaults.h> for the CTRL macro

With acd349122e36a49e17e3c04a54cfb08bea9e50fd the CTRL macro started
being used but <sys/ttydefaults.h> was never explicitly included, which
broke the build when using the Android NDK or the musl libc.

DBOTW/pick,calleerlandsson/pick,thoughtbot/pick,DBOTW/pick,calleerlandsson/pick,calleerlandsson/pick,thoughtbot/pick,prahlad37/pick,prahlad37/pick,DBOTW/pick,thoughtbot/pick,thoughtbot/pick,prahlad37/pick,prahlad37/pick