Remove a bunch of unused variables spotted by Ubuntu 12.04's gcc.

[originally from svn r9478]

1 files changed, 2 insertions, 3 deletions

diff --git a/wcwidth.c b/wcwidth.c
index 269359f..bc4ae7f 100644
--- a/wcwidth.c
+++ b/wcwidth.c
@@ -144,13 +144,12 @@ int ustrwid(wchar_t const *s, int charset)
     wid = 0;
 
     while (len > 0) {
-	int err, ret;
+	int err;
 	wchar_t const *s_orig;
 
 	err = 0;
 	s_orig = s;
-	ret = charset_from_unicode(&s, &len, buf, lenof(buf),
-				   charset, &state, &err);
+        charset_from_unicode(&s, &len, buf, lenof(buf), charset, &state, &err);
 	wid += wcswidth(s_orig, s - s_orig);
 	if (err) {
 	    assert(len > 0 && *s);