fix skeleton for reentrant scanners, resolves bug #1694318

diff --git a/flex.skl b/flex.skl
index fa637cbc2961d8504a56165cd0f90a9159c85d1e..368c5a66762a8d0e3da4a2b4476a23b9f7597112 100644 (file)
--- a/flex.skl
+++ b/flex.skl
@@ -1033,7 +1033,7 @@ m4_ifdef( [[M4_YY_NOT_IN_HEADER]],
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
+#define ECHO fwrite( yytext, yyleng, 1, yyout )
 %endif
 %if-c++-only C++ definition
 #define ECHO LexerOutput( yytext, yyleng )