build: Fix regression in make distcheck

Authored by werner on Jan 16 2019, 8:43 AM.

Description

build: Fix regression in make distcheck

* doc/Makefile.am (errorref.txt.x):

Details

Committed
wernerJan 16 2019, 8:43 AM
Parents
rEfd6f64f1897e: build: Fix for BSD make.
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