运行./configure后,程序检测系统的情况,以下几行不太明了,望指教:checking for working aclocal... missing checking for working autoconf... missing checking for working automake... missing checking for working autoheader... missing checking for working makeinfo... missing ... checking stack direction for C alloca... (cached) -1
checking for working autoconf... missing
checking for working automake... missing
checking for working autoheader... missing
checking for working makeinfo... missing
...
checking stack direction for C alloca... (cached) -1