A footnote about PERL_DESTRUCT_LEVEL and mod_perl.

p4raw-id: //depot/perl@16519

diff --git a/pod/perlhack.pod b/pod/perlhack.pod
index 74d8354..97772b8 100644 (file)
--- a/pod/perlhack.pod
+++ b/pod/perlhack.pod
@@ -2022,6 +2022,10 @@ For example, for "third-degreed" Perl:
 
        env PERL_DESTRUCT_LEVEL=2 ./perl.third -Ilib t/foo/bar.t
 
+(Note: the mod_perl apache module uses also this environment variable
+for its own purposes and extended its semantics. Refer to the mod_perl
+documentation for more information.)
+
 =head2 Profiling
 
 Depending on your platform there are various of profiling Perl.