riot/pkg_libcoap/Makefile.dep

USEMODULE += posix_sockets
USEMODULE += posix_headers
USEMODULE += posix_inet
USEMODULE += posix_select
USEMODULE += sock_udp
CFLAGS += -DPOSIX_SETSOCKOPT

ifneq (,$(filter libcoap,$(USEPKG)))
  USEMODULE += libcoap
endif