1   config.in        *configure*      Makefile.in
2      |                  |               |
3      |                  v               |
4      |             config.status        |
5      |                  |               |
6   *config.status*<======+==========>*config.status*
7      |                                  |
8      v                                  v
9   config.h                          Makefile
10