#include "stdio_impl.h"
+#include "syscall.h"
int pclose(FILE *f)
{
- int status;
+ int status, r;
pid_t pid = f->pipe_pid;
fclose(f);
- while (waitpid(pid, &status, 0) == -1)
- if (errno != EINTR) return -1;
+ while ((r=__syscall(SYS_wait4, pid, &status, 0, 0)) == -EINTR);
+ if (r<0) return __syscall_ret(r);
return status;
}