-#ifdef STDC_HEADERS
-int pipespawn(char *prog, int pipedef, int *stdinfd, int *stdoutfd,
- int *stderrfd, ...)
-#else
-int pipespawn(prog, pipedef, stdinfd, stdoutfd, stderrfd, va_alist)
-char *prog;
-int pipedef;
-int *stdinfd, *stdoutfd, *stderrfd;
-va_dcl
-#endif