remove $(@f) and subdirs from univalue make

Author: jonasschnelli

src/Makefile.am

@@ -36,8 +36,8 @@ LIBUNIVALUE=univalue/lib/libunivalue.la
 $(LIBSECP256K1): $(wildcard secp256k1/src/*) $(wildcard secp256k1/include/*)
 	$(AM_V_at)$(MAKE) $(AM_MAKEFLAGS) -C $(@D) $(@F)
 
-$(LIBUNIVALUE): $(wildcard univalue/lib/*) $(wildcard univalue/include/*)
-	$(AM_V_at)$(MAKE) $(AM_MAKEFLAGS) -C $(@D) $(@F)
+$(LIBUNIVALUE): $(wildcard univalue/lib/*)
+	$(AM_V_at)$(MAKE) $(AM_MAKEFLAGS) -C univalue/
 
 # Make is not made aware of per-object dependencies to avoid limiting building parallelization
 # But to build the less dependent modules first, we manually select their order here: