environ.so

berkeley db 4.6.21的源码。berkeley db是一个简单的数据库管理系统

m4_comment([$Id: environ.so,v 10.21 2001/04/16 17:11:40 bostic Exp $])

m4_ref_title(Programmer Notes,
    Environment variables,
    @environment variables, program/errorret, program/mt)

m4_p([dnl
The m4_db library uses the following environment variables:])

m4_tagbegin
m4_tag(DB_HOME, [dnl
If the environment variable DB_HOME is set, it is used as part of
m4_link(M4RELDIR/ref/env/naming, [File Naming]).
Note: For the DB_HOME variable to take effect, either the
m4_ref(DB_USE_ENVIRON) or m4_ref(DB_USE_ENVIRON_ROOT) flags must be
specified to m4_ref(dbenv_open).])

dnl Note, one of the
dnl flags, m4_ref(DB_USE_ENVIRON) or m4_ref(DB_USE_ENVIRON_ROOT) must be
dnl specified to m4_ref(dbenv_open) for the DB_HOME variable to take effect.

m4_tag([TMPDIR, TEMP, TMP, TempFolder], [dnl
The TMPDIR, TEMP, TMP, and TempFolder environment variables are all
checked as locations in which to create temporary files.  See
m4_ref(dbenv_set_tmp_dir) for more information.])

m4_tagend

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