UTMP_NAME_FUNCTION   68 lib/boot-time.c #if !HAVE_UTMPX_H && HAVE_UTMP_H && defined UTMP_NAME_FUNCTION
UTMP_NAME_FUNCTION   85 lib/boot-time.c #  if defined UTMP_NAME_FUNCTION /* glibc, musl, macOS, FreeBSD, NetBSD, Minix, AIX, IRIX, Solaris, Cygwin, Android */
UTMP_NAME_FUNCTION   91 lib/boot-time.c   UTMP_NAME_FUNCTION ((char *) UTMP_FILE);