logwrapper: fix missing include

Use of ECHILD with no definitive errno.h inclusion.

Explicitly listing the errno.h header file rather
then relying on the inclusion chain to do so.

Change-Id: I5552acd928d17fc62192217a30ff2e4fab0b1936
1 file changed
tree: ace5a2b13e9fb55e40287bd1967b32389ffb91d6
  1. liblog/
  2. logcat/
  3. logwrapper/