GitLab

* callproc.c, sysdep.c (block_child_signal, unblock_child_signal):
Move implementations from callproc.c to sysdep.c.
* process.h, syssignal.h (block_child_signal, unblock_child_signal):
Move declaratations from process.h to syssignal.h.

Fixes: debbugs:17646