makefile: reduce unnecessary rebuilds
commitb32113665e9acb6111403afdc59a6a6b1cd8f9d1
authorEric Wong <bofh@yhbt.net>
Fri, 1 Oct 2021 03:09:19 +0000 (1 03:09 +0000)
committerEric Wong <bofh@yhbt.net>
Tue, 5 Oct 2021 02:39:55 +0000 (4 17:39 -0900)
tree8abca847ea51f24c0ce57b3cb18f52d236ff34e1
parent8296cd0fff593364698e3a8ca3905103eee131ee
makefile: reduce unnecessary rebuilds

For the most part, header changes shouldn't trigger extconf.rb
reruns.
GNUmakefile