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-rw-r--r--lib/PublicInbox/Config.pm1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/PublicInbox/Config.pm b/lib/PublicInbox/Config.pm
index 016f50ec..3f0f5a01 100644
--- a/lib/PublicInbox/Config.pm
+++ b/lib/PublicInbox/Config.pm
@@ -12,6 +12,7 @@ use strict;
 use v5.10.1;
 use PublicInbox::Inbox;
 use PublicInbox::Spawn qw(popen_rd);
+our $LD_PRELOAD = $ENV{LD_PRELOAD}; # only valid at startup
 
 sub _array ($) { ref($_[0]) eq 'ARRAY' ? $_[0] : [ $_[0] ] }