- * process id of the child is returned, or -1 on error. If fd is not NULL,
- * a pipe will be created and connected to *fd. If *fd is 0, then *fd will
- * be set to a write file descriptor connected to the child's standard
- * input. If *fd is not 0, then *fd will be set to a read file descriptor
- * set connected to the specified file descriptor of the child. In either
- * case, the caller has the responsibility to close fd when it is no longer
- * needed.
+ * process id of the child is returned, or -1 on error. If fd is not NULL, a
+ * pipe will be created and connected to *fd. If *fd is 0, then *fd will be
+ * set to a write file descriptor connected to the child's standard input. If
+ * *fd is not 0, then *fd will be set to a read file descriptor set connected
+ * to the specified file descriptor of the child. In either case, the caller
+ * has the responsibility to close fd when it is no longer needed.