avoid warning, POSIX says yyless() has an `int' argument

1 files changed, 1 insertions, 2 deletions

diff --git a/src/scan.l b/src/scan.l
index 59c2c19..cfc832d 100644
--- a/src/scan.l
+++ b/src/scan.l
@@ -528,8 +528,7 @@ M4QEND      "]]"
                         if (sf_skip_ws()){
                             /* We're in the middle of a (?x: ) pattern. */
                             /* Push back everything starting at the "|" */
-                            size_t amt;
-                            amt = strchr (yytext, '|') - yytext;
+                            int amt = (int) (strchr (yytext, '|') - yytext);
                             yyless(amt);
                         }
                         else {