Snippets for root 6.38.00 from FreeBSD 150arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/root/6.38.00_3/150arm64-default.log.

• /wrkdirs/usr/ports/devel/root/work/root-6.38.00/io/io/src/TMapFile.cxx:907:11: warning: unused variable 'intr' [-Wunused-variable]
    907 |       int intr = 0;
        |           ^~~~
  

• /wrkdirs/usr/ports/devel/root/work/root-6.38.00/io/io/src/TMapFile.cxx:908:1: warning: unused label 'again' [-Wunused-label]
    908 | again:
        | ^~~~~~