- # this can be removed when/if we add an included alloca.c; see
- # autoconf documentation on AC_FUNC_ALLOCA
- AC_MSG_ERROR([included libpopt requires alloca which is not available])
+ # this can be removed when/if we add an included alloca.c;
+ # see autoconf documentation on AC_FUNC_ALLOCA
+ AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])