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kbdfs: potential deadlock fix

--- a/sys/src/cmd/aux/kbdfs.c

+++ b/sys/src/cmd/aux/kbdfs.c

@@ -586,7 +586,7 @@

 				s = emalloc9p(UTFmax+1);

 				s[runetochar(s, &r)] = 0;

 			} else {

-				send(cook, &r);

+				nbsend(cook, &r);

 				break;

 			}

 			/* no break */

-- 

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