more linking to identifier

Author: gfldex

doc/Language/terms.pod6

@@ -174,7 +174,9 @@ Variables are discussed in the L<variable language docs |/language/variables>.
 =head1 Constants
 
 X<|constant (Terms)>
-Constants are declared with C<constant> and do not require a sigil. The RHS is evaluated at compile time, what may be too early to make sense.
+Constants are declared with C<constant>, followed by an
+L<identifier|/language/syntax#Identifiers> and do not require a sigil. The RHS
+is evaluated at compile time, what may be too early to make sense.
 
     constant SpeedOfLight = 299792458;     # m/s
     constant PHI          = 1.61803398875; # The golden ratio is everywhere!