INSTALL, RELEASE, cmd.mk, lint-man.mk: Use expr(1) instead of bc(1)

Both bc(1) and expr(1) are in POSIX.  However, expr(1) is provided by
GNU coreutils, and seems simpler to use.  This will simplify the
dependencies required to package the project.

Document the change in dependencies too.

Signed-off-by: Alejandro Colomar <alx@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/INSTALL b/INSTALL
index bcaadf763..d2367883b 100644
--- a/INSTALL
+++ b/INSTALL
@@ -73,8 +73,8 @@ Description
    Dependencies
        -  Build-depends:
           -  Generic:
-             -  bc(1)
              -  echo(1)
+             -  expr(1)
              -  find(1)
              -  grep(1)
              -  locale(1)