Lines Matching defs:rval
52 int rval;
61 rval = pipe(to_parent);
62 if (rval == -1) {
66 rval = pipe(to_child);
67 if (rval == -1) {
95 int rval;
103 rval = send_receive(read_pipe, write_pipe, 'a', &reply);
104 if (rval) {
105 return rval;
112 rval = send_receive(read_pipe, write_pipe, 'c', &reply);
113 if (rval) {
114 return rval;
141 int rval;
144 rval = send_receive(read_pipe, write_pipe, 0, &reply);
145 if (rval) {
146 return rval;
157 rval = send_receive(read_pipe, write_pipe, 'b', &reply);
158 if (rval) {
159 return rval;
169 rval = send_receive(read_pipe, write_pipe, 'd', NULL);
170 if (rval) {
171 return rval;