sysctl: fix bug 3894 (by Kryzhanovskyy Maksym)

function                                             old     new   delta
sysctl_dots_to_slashes                                 -      47     +47
sysctl_write_setting                                 310     298     -12
sysctl_read_setting                                  296     284     -12
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(add/remove: 1/0 grow/shrink: 0/2 up/down: 47/-24)             Total: 23 bytes

1 file changed