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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-11-14 11:22:15 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2011-11-14 11:22:15 +0000
commit158a828c97ac00799533d942f90a31f712b9290a (patch)
treea7aa09e90419d7034ea579f3b307bca00c472e86 /ext
parent958caf186ff462fcbadea7dc386eaca7a46a166d (diff)
add comment.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33748 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext')
-rw-r--r--ext/dbm/extconf.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/ext/dbm/extconf.rb b/ext/dbm/extconf.rb
index da20c5681ab..e0c27a3d797 100644
--- a/ext/dbm/extconf.rb
+++ b/ext/dbm/extconf.rb
@@ -9,14 +9,14 @@ else
end
headers = {
- "libc" => ["ndbm.h"],
+ "libc" => ["ndbm.h"], # 4.4BSD libc contains Berkeley DB 1.
"db" => ["db.h"],
"db1" => ["db1/ndbm.h", "db1.h", "ndbm.h"],
"db2" => ["db2/db.h", "db2.h", "db.h"],
"db3" => ["db3/db.h", "db3.h", "db.h"],
"db4" => ["db4/db.h", "db4.h", "db.h"],
"db5" => ["db5/db.h", "db5.h", "db.h"],
- "dbm" => ["ndbm.h"],
+ "dbm" => ["ndbm.h"], # traditional ndbm (4.3BSD)
"gdbm" => ["gdbm-ndbm.h", "ndbm.h", "gdbm/ndbm.h"], # gdbm until 1.8.0
"gdbm_compat" => ["gdbm-ndbm.h", "ndbm.h", "gdbm/ndbm.h"], # gdbm since 1.8.1
"qdbm" => ["relic.h", "qdbm/relic.h"],