IABSD.fr/src

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Author : reyk
Date : 2016-10-10 17:15:30
Hash : a0a7f51d
Message : Fixup the example for msgbuf_write() and imsg_read() to check the error cases for -1 and 0 explicitly (it initially only checked for -1, I updated it to also check for 0, and rzalamena@ figured out that 0 has to be checked in a differently). OK millert@ rzalamena@