ref: d67596f1bbdce63cd6a053cc17443fde1631ed10
dir: /sys/src/cmd/auth/lib/answer.c/
#include <u.h> #include <libc.h> #include <bio.h> #include <authsrv.h> #include "authcmdlib.h" int answer(char *q) { char pr[128]; int y; snprint(pr, sizeof(pr), "%s [y/n]", q); q = readcons(pr, nil, 0); y = q != nil && (*q == 'y' || *q == 'Y'); free(q); return y; }