9.4 Dependencies Between Macros

Some Autoconf macros depend on other macros having been called first in order to work correctly. Autoconf provides a way to ensure that certain macros are called if needed and a way to warn the user if macros are called in an order that might cause incorrect operation.

9.4.1 Prerequisite Macros		Ensuring required information
9.4.2 Suggested Ordering		Warning about possible ordering problems