Newer versions of gcc now warn about old style definitions, such
as those in libdb, which causes compilation failure with DEVMODE
enabled. Ignore these warnings for libdb.
Resolves: #1085
CHECK_SUBDIR: # do nothing, just make sure that we recurse in the subdir/
db1-ast/libdb1.a: CHECK_SUBDIR
- _ASTCFLAGS="$(_ASTCFLAGS) -Wno-strict-aliasing" ASTCFLAGS="$(ASTCFLAGS)" $(MAKE) -C db1-ast libdb1.a
+ _ASTCFLAGS="$(_ASTCFLAGS) -Wno-strict-aliasing -Wno-old-style-definition" ASTCFLAGS="$(ASTCFLAGS)" $(MAKE) -C db1-ast libdb1.a
astdb2sqlite3: LIBS+=$(SQLITE3_LIB)
astdb2sqlite3: _ASTCFLAGS+=$(SQLITE3_INCLUDE)