dnstap.mk: fix race around dnstap.pb-c.h

Probably.  The problem sometimes appeared on osx Travis.

diff --git a/modules/dnstap/dnstap.mk b/modules/dnstap/dnstap.mk
index c0486f3930cf93ff85f71baa0025c2062e53a3c7..ec3b5ad3698222f36743cbb512f3e7b9ab9baef2 100644 (file)
--- a/modules/dnstap/dnstap.mk
+++ b/modules/dnstap/dnstap.mk
@@ -1,6 +1,6 @@
 dnstap_CFLAGS := -fvisibility=hidden -fPIC
 dnstap_SOURCES := modules/dnstap/dnstap.pb-c.c modules/dnstap/dnstap.c
-dnstap_DEPEND := $(libkres)
+dnstap_DEPEND := $(libkres) modules/dnstap/dnstap.pb-c.c # because of generated *.h
 dnstap_LIBS := $(contrib_TARGET) $(libkres_TARGET) $(libkres_LIBS) $(libprotobuf-c_LIBS) $(libfstrm_LIBS)
 $(call make_c_module,dnstap)