+ * Block signals during our child's execution. Closes #186439.
+ * manpage: fix subtle error in description of interaction between
+ set-id and LD_PRELOAD. Closes #36890.
+ * Say in manpage that we may not work properly with multithreaded
+ programs. See also Bug#186439.
+ * Make sure we don't try to encode errno's >127 in a status code.