* m4/as.m4 (AM_PROG_AS): Format and align help string more consistently. * m4/depend.m4 (AM_DEP_TRACK): Likewise. * m4/lispdir.m4 (AM_PATH_LISPDIR): Likewise. * m4/maintainer.m4 (AM_MAINTAINER_MODE): Likewise. * m4/multi.m4 (AM_ENABLE_MULTILIB): Likewise.