MOD_CRYPTOAPI := ipsec_cryptoapi.o ifneq ($(wildcard $(TOPDIR)/include/linux/crypto.h),) ALG_MODULES += $(MOD_CRYPTOAPI) obj-$(CONFIG_IPSEC_ALG_CRYPTOAPI) += $(MOD_CRYPTOAPI) static_init-func-$(CONFIG_IPSEC_ALG_CRYPTOAPI)+= ipsec_cryptoapi_init alg_obj-$(CONFIG_IPSEC_ALG_CRYPTOAPI) += ipsec_alg_cryptoapi.o else $(warning "Linux CryptoAPI (2.4.22+ or 2.6.x) not found, not building ipsec_cryptoapi.o") endif CRYPTOAPI_OBJS := ipsec_alg_cryptoapi.o $(MOD_CRYPTOAPI): $(CRYPTOAPI_OBJS) $(LD) -r $(CRYPTOAPI_OBJS) -o $@