tree fa0c72ff8c4f07feca92b8bfc7f66f07e5f151c4
parent 6ea0fc771393e05ca5232dbf2274ed8ceca4262a
author Andrew Paprocki <andrew@ishiboo.com> 1573519565 -0500
committer Yoshito Umaoka <yumaoka@users.noreply.github.com> 1581529512 -0500

ICU-20895 ICU_TIMEZONE_FILES_DIR_PREFIX_ENV_VAR

Adds `ICU_TIMEZONE_FILES_DIR_PREFIX_ENV_VAR`, similar to
`ICU_DATA_DIR_PREFIX_ENV_VAR`, that specifies an environment variable
to retrieve and prepend to the ICU time zone data file path.