Qt4: Use TIMED_DELAY and same delay as tty

sys/unix/hints/linux-qt4

@@ -24,6 +24,7 @@ CFLAGS=-O -I../include -DNOTPARMDECL
 CFLAGS+=-DHACKDIR=\"$(HACKDIR)\"
 CFLAGS+=-DSYSCF -DSYSCF_FILE=\"$(HACKDIR)/sysconf\"
 CFLAGS+=-DCOMPRESS=\"/bin/gzip\" -DCOMPRESS_EXTENSION=\".gz\"
+CFLAGS+=-DTIMED_DELAY
 CFLAGS+=-DDUMPLOG
 CFLAGS+=-DCONFIG_ERROR_SECURE=FALSE
 CFLAGS+=-DQT_GRAPHICS -DDEFAULT_WINDOW_SYS=\"Qt\" -DNOTTYGRAPHICS