The confINCDIRS macro defines the directories
searched (using the compiler's -I
switch) for #include files. In general, this will
be empty unless you are using libraries that are not normally used.
For example, you might have installed the db(3)
library in /usr/local/lib and its corresponding
include files in /usr/local/include/db. In this
case, you would define:
Here, we use the APPENDDEF directive to prevent (possibly) prior
values from being overwritten. The -I will be
passed to the C compiler. The -L will be passed to
Note that the -I must appear as part of the value.
If you omit that switch, Build will not correct
the mistake and your build of sendmail will