signal_quit_p    2018 src/eval.c           && (signal_quit_p (sig)
signal_quit_p    1005 src/keyboard.c   if (signal_quit_p (XCAR (data)))
signal_quit_p    8153 src/keyboard.c   if (CONSP (arg) && signal_quit_p (XCAR (arg)))
signal_quit_p    4540 src/lisp.h     extern bool signal_quit_p (Lisp_Object);