[PATCH for Dlang support] d: change the return value of yylex() from int to TokenKind

* data/skeletons/lalr1.d: Change return value.
* examples/d/calc/calc.y, examples/d/simple/calc.y: Adjust.
---
 data/skeletons/lalr1.d   | 4 ++--
 examples/d/calc/calc.y   | 2 +-
 examples/d/simple/calc.y | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/data/skeletons/lalr1.d b/data/skeletons/lalr1.d
index 761125cb..50991f77 100644
--- a/data/skeletons/lalr1.d
+++ b/data/skeletons/lalr1.d
@@ -68,7 +68,7 @@ public interface Lexer
    * to the next token and prepares to return the semantic value
    * ]b4_locations_if([and beginning/ending positions ])[of the token.
    * @@return the token identifier corresponding to the next token. */
-  int yylex ();
+  TokenKind yylex ();
 
   /**
    * Entry point for error reporting.  Emits an error
@@ -272,7 +272,7 @@ b4_user_union_members
       yyDebugStream.writeln (s);
   }
 ]])[
-  private final int yylex () {
+  private final TokenKind yylex () {
     return yylexer.yylex ();
   }
 
diff --git a/examples/d/calc/calc.y b/examples/d/calc/calc.y
index 2ad1227a..9fea82cd 100644
--- a/examples/d/calc/calc.y
+++ b/examples/d/calc/calc.y
@@ -114,7 +114,7 @@ class CalcLexer(R) : Lexer
     return semanticVal_;
   }
 
-  int yylex ()
+  TokenKind yylex ()
   {
     import std.uni : isWhite, isNumber;
 
diff --git a/examples/d/simple/calc.y b/examples/d/simple/calc.y
index 917eb131..0f441431 100644
--- a/examples/d/simple/calc.y
+++ b/examples/d/simple/calc.y
@@ -109,7 +109,7 @@ class CalcLexer(R) : Lexer
     return semanticVal_;
   }
 
-  int yylex ()
+  TokenKind yylex ()
   {
     import std.uni : isWhite, isNumber;
 
-- 
2.17.1