metaconfig tweak for #17156.

p4raw-id: //depot/metaconfig@17157

diff --git a/U/mkglossary b/U/mkglossary
index e76373d..725be20 100755 (executable)
--- a/U/mkglossary
+++ b/U/mkglossary
@@ -44,7 +44,7 @@ foreach $file (@perl_units) {
               @var = ();            
            } else {
                s/^\?S://;      # Remove leading ?S: markers.
-               s/^\s+/\t/;     # Ensure all lines begin with tabs.
+               s/^\s+(?=.)/\t/;        # Ensure all lines begin with tabs.
                push @var, $_;
             }
        }