if(${IDF_TARGET} STREQUAL "linux") set(requires esp_stubs) endif() if("${CONFIG_EXAMPLE_IPV4}" STREQUAL y) set(tcp_client_ip tcp_client_v4.c) else() set(tcp_client_ip tcp_client_v6.c) endif() idf_component_register(SRCS "tcp_client_main.c" "${tcp_client_ip}" INCLUDE_DIRS "." REQUIRES ${requires})