config(8) on FreeBSD
The text c3c441b32dd3, as FreeBSD 13.5-RELEASE, FreeBSD 13.4-RELEASE, FreeBSD 13.3-RELEASE shipped it.
build system configuration files
Flags it lists
-
-C -
-I -
-V -
-d -
-g -
-m -
-p -
-s -
-x