zephyrproject-rtos · JordanYates · Apr 13, 2025 · Apr 12, 2025 · Apr 12, 2025 · Apr 12, 2025
diff --git a/drivers/wifi/nxp/Kconfig.nxp b/drivers/wifi/nxp/Kconfig.nxp
@@ -999,7 +999,7 @@ if NXP_WIFI_SMOKE_TESTS
 
 config NXP_WIFI_SIGMA_AGENT
 	bool "Wi-Fi Alliance Sigma Agent Support"
-	select POSIX_API
+	select POSIX_SYSTEM_HEADERS
 	select POSIX_THREADS
 	select PTHREAD_CREATE_BARRIER
 	select POSIX_TIMERS

diff --git a/lib/posix/options/CMakeLists.txt b/lib/posix/options/CMakeLists.txt
@@ -4,7 +4,7 @@ set(GEN_DIR ${ZEPHYR_BINARY_DIR}/include/generated)
 
 zephyr_syscall_header_ifdef(CONFIG_POSIX_TIMERS posix_clock.h)
 
-if(CONFIG_POSIX_API)
+if(CONFIG_POSIX_SYSTEM_HEADERS)
   zephyr_include_directories(${ZEPHYR_BASE}/include/zephyr/posix)
 endif()
 

diff --git a/lib/posix/options/Kconfig.profile b/lib/posix/options/Kconfig.profile
@@ -2,10 +2,18 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
+config POSIX_SYSTEM_HEADERS
+	bool
+	depends on !NATIVE_APPLICATION
+	select NATIVE_LIBC_INCOMPATIBLE
+	help
+	  Make POSIX headers available to the system without the "zephyr/posix" prefix.
+
 config POSIX_API
 	bool "POSIX APIs"
 	depends on !NATIVE_APPLICATION
 	select NATIVE_LIBC_INCOMPATIBLE
+	select POSIX_SYSTEM_HEADERS
 	select POSIX_BASE_DEFINITIONS # clock_gettime(), pthread_create(), sem_get(), etc
 	select POSIX_AEP_REALTIME_MINIMAL # CLOCK_MONOTONIC, pthread_attr_setstack(), etc
 	select POSIX_NETWORKING if NETWORKING # inet_ntoa(), socket(), etc
@@ -98,6 +106,7 @@ endchoice # POSIX_AEP_CHOICE
 # Base Definitions (System Interfaces)
 config POSIX_BASE_DEFINITIONS
 	bool
+	select POSIX_SYSTEM_HEADERS
 	select POSIX_ASYNCHRONOUS_IO
 	select POSIX_BARRIERS
 	select POSIX_CLOCK_SELECTION

diff --git a/lib/posix/options/signal.c b/lib/posix/options/signal.c
@@ -14,7 +14,9 @@
 #define SIGNO_WORD_IDX(_signo) (_signo / BITS_PER_LONG)
 #define SIGNO_WORD_BIT(_signo) (_signo & BIT_MASK(LOG2(BITS_PER_LONG)))
 
+#ifdef CONFIG_POSIX_REALTIME_SIGNALS
 BUILD_ASSERT(CONFIG_POSIX_RTSIG_MAX >= 0);
+#endif
 
 static inline bool signo_valid(int signo)
 {

diff --git a/modules/hostap/Kconfig b/modules/hostap/Kconfig
@@ -7,9 +7,12 @@
 
 config WIFI_NM_WPA_SUPPLICANT
 	bool "WPA Suplicant from hostap project [EXPERIMENTAL]"
+	select POSIX_SYSTEM_HEADERS
+	select POSIX_NETWORKING
 	select POSIX_TIMERS
 	select POSIX_SIGNALS
-	select POSIX_API
+	select POSIX_FD_MGMT
+	select POSIX_DEVICE_IO
 	select NET_SOCKETS
 	select NET_SOCKETS_PACKET
 	select NET_SOCKETPAIR

diff --git a/modules/mbedtls/configs/config-mbedtls.h b/modules/mbedtls/configs/config-mbedtls.h
@@ -404,6 +404,9 @@
 	defined(MBEDTLS_KEY_EXCHANGE_ECDH_RSA_ENABLED) || \
 	defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ENABLED)
 #define MBEDTLS_X509_CRT_PARSE_C
+#ifndef CONFIG_POSIX_NETWORKING
+#define MBEDTLS_TEST_SW_INET_PTON
+#endif
 #endif
 
 #if defined(CONFIG_MBEDTLS_PEM_CERTIFICATE_FORMAT) && \

diff --git a/samples/drivers/video/tcpserversink/prj.conf b/samples/drivers/video/tcpserversink/prj.conf
@@ -5,6 +5,8 @@ CONFIG_NET_IPV4=y
 CONFIG_NET_SOCKETS=y
 CONFIG_ZVFS_OPEN_MAX=6
 CONFIG_POSIX_API=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_NETWORKING=y
 
 # Kernel options
 CONFIG_MAIN_STACK_SIZE=2048

diff --git a/samples/modules/thrift/hello/client/prj.conf b/samples/modules/thrift/hello/client/prj.conf
@@ -5,6 +5,8 @@ CONFIG_CPP=y
 CONFIG_STD_CPP17=y
 CONFIG_CPP_EXCEPTIONS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE53=y
 CONFIG_XOPEN_STREAMS=y
 CONFIG_COMMON_LIBC_THRD=y
 CONFIG_DYNAMIC_THREAD=y

diff --git a/samples/modules/thrift/hello/server/prj.conf b/samples/modules/thrift/hello/server/prj.conf
@@ -6,6 +6,8 @@ CONFIG_CPP=y
 CONFIG_STD_CPP17=y
 CONFIG_CPP_EXCEPTIONS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE53=y
 CONFIG_XOPEN_STREAMS=y
 CONFIG_NET_SOCKETPAIR=y
 CONFIG_HEAP_MEM_POOL_SIZE=16384

diff --git a/samples/net/cellular_modem/prj.conf b/samples/net/cellular_modem/prj.conf
@@ -2,6 +2,8 @@
 # SPDX-License-Identifier: Apache-2.0
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 # Networking
 CONFIG_NETWORKING=y

diff --git a/samples/net/cloud/aws_iot_mqtt/prj.conf b/samples/net/cloud/aws_iot_mqtt/prj.conf
@@ -13,6 +13,8 @@ CONFIG_HW_STACK_PROTECTION=y
 CONFIG_REQUIRES_FULL_LIBC=y
 CONFIG_JSON_LIBRARY=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_NETWORKING=y
 
 # DNS
 CONFIG_DNS_RESOLVER=y

diff --git a/samples/net/cloud/mqtt_azure/prj.conf b/samples/net/cloud/mqtt_azure/prj.conf
@@ -1,5 +1,7 @@
 CONFIG_NETWORKING=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_NETWORKING=y
 
 # Disable IPv6 support
 CONFIG_NET_IPV6=n

diff --git a/samples/net/cloud/tagoio_http_post/prj.conf b/samples/net/cloud/tagoio_http_post/prj.conf
@@ -7,6 +7,8 @@ CONFIG_MAIN_STACK_SIZE=4096
 CONFIG_COMMON_LIBC_MALLOC_ARENA_SIZE=4096
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_NETWORKING=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/dsa/prj.conf b/samples/net/dsa/prj.conf
@@ -37,6 +37,8 @@ CONFIG_NET_DSA_LOG_LEVEL_INF=y
 CONFIG_NET_SOCKETS=y
 CONFIG_NET_SOCKETS_PACKET=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # How many traffic classes to enable
 CONFIG_NET_TC_TX_COUNT=6

diff --git a/samples/net/mdns_responder/prj.conf b/samples/net/mdns_responder/prj.conf
@@ -47,3 +47,5 @@ CONFIG_NET_CONFIG_MY_IPV4_GW="192.0.2.2"
 
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_NETWORKING=y
diff --git a/samples/net/mqtt_publisher/prj.conf b/samples/net/mqtt_publisher/prj.conf
@@ -10,6 +10,8 @@ CONFIG_NET_IF_MCAST_IPV6_ADDR_COUNT=2
 CONFIG_PRINTK=y
 CONFIG_STDOUT_CONSOLE=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 # Enable IPv6 support
 CONFIG_NET_IPV6=n

diff --git a/samples/net/mqtt_sn_publisher/prj.conf b/samples/net/mqtt_sn_publisher/prj.conf
@@ -5,6 +5,7 @@ CONFIG_NET_IPV4=y
 CONFIG_NET_IPV6=n
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
 CONFIG_ZVFS_OPEN_MAX=6
 CONFIG_NET_CONNECTION_MANAGER=y
 

diff --git a/samples/net/secure_mqtt_sensor_actuator/prj.conf b/samples/net/secure_mqtt_sensor_actuator/prj.conf
@@ -42,6 +42,7 @@ CONFIG_NET_HOSTNAME_ENABLE=y
 
 # Enable Posix API functionality
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
 
 # Enable sensor API
 CONFIG_SENSOR=y

diff --git a/samples/net/sockets/big_http_download/prj.conf b/samples/net/sockets/big_http_download/prj.conf
@@ -12,6 +12,8 @@ CONFIG_NET_IPV6=y
 CONFIG_NET_TCP=y
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_NET_CONTEXT_RCVTIMEO=y
 CONFIG_NET_CONTEXT_SNDTIMEO=y
 

diff --git a/samples/net/sockets/can/prj.conf b/samples/net/sockets/can/prj.conf
@@ -8,6 +8,8 @@ CONFIG_NET_CANBUS=y
 CONFIG_NET_SOCKETS=y
 CONFIG_NET_SOCKETS_CAN=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 CONFIG_NET_IPV6=n
 CONFIG_NET_IPV4=n

diff --git a/samples/net/sockets/coap_client/prj.conf b/samples/net/sockets/coap_client/prj.conf
@@ -7,6 +7,8 @@ CONFIG_NET_UDP=y
 CONFIG_NET_SOCKETS=y
 CONFIG_ZVFS_POLL_MAX=4
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 CONFIG_COAP=y
 

diff --git a/samples/net/sockets/coap_server/prj.conf b/samples/net/sockets/coap_server/prj.conf
@@ -6,6 +6,8 @@ CONFIG_NET_UDP=y
 # Socket
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_ZVFS_POLL_MAX=4
 
 # CoAP

diff --git a/samples/net/sockets/dumb_http_server/prj.conf b/samples/net/sockets/dumb_http_server/prj.conf
@@ -8,6 +8,8 @@ CONFIG_NET_IPV6=n
 CONFIG_NET_TCP=y
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Network driver config
 CONFIG_TEST_RANDOM_GENERATOR=y

diff --git a/samples/net/sockets/dumb_http_server_mt/prj.conf b/samples/net/sockets/dumb_http_server_mt/prj.conf
@@ -4,6 +4,8 @@ CONFIG_TEST_RANDOM_GENERATOR=y
 # POSIX options
 CONFIG_ZVFS_OPEN_MAX=20
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/sockets/echo/prj.conf b/samples/net/sockets/echo/prj.conf
@@ -1,6 +1,8 @@
 # General config
 CONFIG_MAIN_STACK_SIZE=1200
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/sockets/echo_async/prj.conf b/samples/net/sockets/echo_async/prj.conf
@@ -11,6 +11,9 @@ CONFIG_NET_SOCKETS=y
 CONFIG_ZVFS_POLL_MAX=5
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_FD_MGMT=y
 
 # Network driver config
 CONFIG_TEST_RANDOM_GENERATOR=y

diff --git a/samples/net/sockets/echo_async_select/prj.conf b/samples/net/sockets/echo_async_select/prj.conf
@@ -2,6 +2,9 @@
 CONFIG_REQUIRES_FULL_LIBC=y
 CONFIG_MAIN_STACK_SIZE=1200
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_POSIX_FD_MGMT=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/sockets/echo_client/prj.conf b/samples/net/sockets/echo_client/prj.conf
@@ -7,8 +7,11 @@ CONFIG_NET_IPV4=y
 CONFIG_NET_SOCKETS=y
 CONFIG_ZVFS_POLL_MAX=5
 CONFIG_NET_CONNECTION_MANAGER=y
+CONFIG_EVENTFD=y
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Kernel options
 CONFIG_MAIN_STACK_SIZE=2048

diff --git a/samples/net/sockets/echo_server/prj.conf b/samples/net/sockets/echo_server/prj.conf
@@ -6,6 +6,8 @@ CONFIG_NET_IPV6=y
 CONFIG_NET_IPV4=y
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_NET_CONNECTION_MANAGER=y
 
 # Kernel options

diff --git a/samples/net/sockets/echo_service/prj.conf b/samples/net/sockets/echo_service/prj.conf
@@ -2,6 +2,8 @@
 # The async method used in the sample needs more stack for the workqueue
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=1500
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/sockets/http_client/prj.conf b/samples/net/sockets/http_client/prj.conf
@@ -13,6 +13,8 @@ CONFIG_NET_SHELL=y
 CONFIG_NET_SOCKETS=y
 CONFIG_ZVFS_POLL_MAX=4
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Network driver config
 CONFIG_TEST_RANDOM_GENERATOR=y

diff --git a/samples/net/sockets/http_get/prj.conf b/samples/net/sockets/http_get/prj.conf
@@ -10,6 +10,8 @@ CONFIG_NET_TCP=y
 CONFIG_NET_SOCKETS=y
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 CONFIG_DNS_RESOLVER=y
 CONFIG_DNS_SERVER_IP_ADDRESSES=y

diff --git a/samples/net/sockets/http_server/prj.conf b/samples/net/sockets/http_server/prj.conf
@@ -8,6 +8,8 @@ CONFIG_TEST_RANDOM_GENERATOR=y
 CONFIG_INIT_STACKS=y
 CONFIG_ZVFS_OPEN_MAX=32
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_FDTABLE=y
 CONFIG_ZVFS_POLL_MAX=32
 

diff --git a/samples/net/sockets/net_mgmt/prj.conf b/samples/net/sockets/net_mgmt/prj.conf
@@ -6,6 +6,8 @@ CONFIG_NET_IPV6=y
 CONFIG_NET_IPV4=y
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_ZVFS_OPEN_MAX=6
 CONFIG_NET_SOCKETS_NET_MGMT=y
 CONFIG_NET_MGMT_EVENT=y

diff --git a/samples/net/sockets/packet/prj.conf b/samples/net/sockets/packet/prj.conf
@@ -7,6 +7,8 @@ CONFIG_NET_IPV4=n
 CONFIG_NET_MAX_CONTEXTS=10
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_ZVFS_OPEN_MAX=6
 CONFIG_NET_CONTEXT_RCVTIMEO=y
 CONFIG_NET_MGMT=y

diff --git a/samples/net/sockets/sntp_client/prj.conf b/samples/net/sockets/sntp_client/prj.conf
@@ -1,6 +1,8 @@
 # General config
 CONFIG_REQUIRES_FULL_LIBC=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 # Networking config
 CONFIG_NETWORKING=y

diff --git a/samples/net/sockets/socketpair/prj.conf b/samples/net/sockets/socketpair/prj.conf
@@ -3,6 +3,8 @@ CONFIG_HEAP_MEM_POOL_SIZE=2048
 
 # socketpair dependencies
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_NET_SOCKETPAIR=y
 
 # Networking config (network subsystem dependencies)

diff --git a/samples/net/sockets/tcp/prj.conf b/samples/net/sockets/tcp/prj.conf
@@ -4,6 +4,8 @@ CONFIG_NETWORKING=y
 
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 
 CONFIG_NET_IPV4=y
 CONFIG_NET_IPV6=y

diff --git a/samples/net/sockets/txtime/prj.conf b/samples/net/sockets/txtime/prj.conf
@@ -6,6 +6,8 @@ CONFIG_NET_IPV6=y
 CONFIG_NET_IPV4=y
 CONFIG_NET_SOCKETS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_NET_CONTEXT_PRIORITY=y
 CONFIG_NET_CONTEXT_TXTIME=y
 CONFIG_NET_TC_TX_COUNT=7

diff --git a/samples/net/sockets/websocket_client/prj.conf b/samples/net/sockets/websocket_client/prj.conf
@@ -42,3 +42,5 @@ CONFIG_NET_LOG=y
 CONFIG_MAIN_STACK_SIZE=2048
 CONFIG_HEAP_MEM_POOL_SIZE=1500
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
diff --git a/samples/net/vlan/prj.conf b/samples/net/vlan/prj.conf
@@ -7,6 +7,7 @@ CONFIG_NET_UDP=y
 CONFIG_NET_TCP=y
 CONFIG_NET_STATISTICS=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
 
 CONFIG_TEST_RANDOM_GENERATOR=y
 

diff --git a/samples/posix/env/prj.conf b/samples/posix/env/prj.conf
@@ -1,4 +1,5 @@
 CONFIG_POSIX_API=y
+CONFIG_POSIX_THREADS=y
 CONFIG_SHELL=y
 CONFIG_POSIX_ENV_SHELL=y
 CONFIG_DYNAMIC_THREAD=y

diff --git a/samples/posix/eventfd/prj.conf b/samples/posix/eventfd/prj.conf
@@ -1,6 +1,9 @@
 # General config
 CONFIG_REQUIRES_FULL_LIBC=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_FD_MGMT=y
+CONFIG_POSIX_DEVICE_IO=y
+CONFIG_POSIX_MULTI_PROCESS=y
 CONFIG_EVENTFD=y
 
 # eventfd() implementation currently depends on some networking APIs,

diff --git a/samples/posix/gettimeofday/prj.conf b/samples/posix/gettimeofday/prj.conf
@@ -2,6 +2,8 @@
 CONFIG_MAIN_STACK_SIZE=2048
 CONFIG_REQUIRES_FULL_LIBC=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_TIMERS=y
+CONFIG_POSIX_MULTI_PROCESS=y
 CONFIG_SNTP=y
 CONFIG_NET_CONFIG_CLOCK_SNTP_INIT=y
 CONFIG_NET_CONFIG_SNTP_INIT_SERVER="time.nist.gov"

diff --git a/samples/posix/philosophers/prj.conf b/samples/posix/philosophers/prj.conf
@@ -2,6 +2,7 @@ CONFIG_STDOUT_CONSOLE=n
 CONFIG_MP_MAX_NUM_CPUS=1
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_THREADS=y
 CONFIG_THREAD_STACK_INFO=y
 CONFIG_DYNAMIC_THREAD=y
 

diff --git a/samples/posix/uname/prj.conf b/samples/posix/uname/prj.conf
@@ -1,4 +1,5 @@
 CONFIG_POSIX_API=y
+CONFIG_POSIX_SINGLE_PROCESS=y
 CONFIG_SHELL=y
 CONFIG_POSIX_UNAME_SHELL=y
 CONFIG_MP_MAX_NUM_CPUS=1
diff --git a/samples/subsys/modbus/tcp_gateway/prj.conf b/samples/subsys/modbus/tcp_gateway/prj.conf
@@ -1,6 +1,8 @@
 CONFIG_LOG=y
 CONFIG_MAIN_STACK_SIZE=1200
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 CONFIG_SERIAL=y
 CONFIG_UART_INTERRUPT_DRIVEN=y

diff --git a/samples/subsys/modbus/tcp_server/prj.conf b/samples/subsys/modbus/tcp_server/prj.conf
@@ -2,6 +2,8 @@ CONFIG_LOG=y
 CONFIG_GPIO=y
 CONFIG_MAIN_STACK_SIZE=1200
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 CONFIG_MODBUS=y
 CONFIG_MODBUS_ROLE_SERVER=y

diff --git a/subsys/net/lib/http/Kconfig b/subsys/net/lib/http/Kconfig
@@ -34,6 +34,7 @@ menuconfig HTTP_SERVER
 	select HTTP_PARSER
 	select HTTP_PARSER_URL
 	select EXPERIMENTAL
+	select EVENTFD
 	imply NET_IPV4_MAPPING_TO_IPV6 if NET_IPV4 && NET_IPV6
 	help
 	  HTTP1 and HTTP2 server support.

diff --git a/tests/bsim/net/sockets/echo_test/prj.conf b/tests/bsim/net/sockets/echo_test/prj.conf
@@ -11,6 +11,9 @@ CONFIG_ZVFS_POLL_MAX=4
 CONFIG_NET_CONNECTION_MANAGER=y
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
+CONFIG_EVENTFD=y
 
 # Kernel options
 CONFIG_MAIN_STACK_SIZE=2048

diff --git a/tests/lib/c_lib/thrd/prj.conf b/tests/lib/c_lib/thrd/prj.conf
@@ -3,6 +3,8 @@ CONFIG_TEST_USERSPACE=y
 CONFIG_ZTEST_FATAL_HOOK=y
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_THREADS=y
+CONFIG_POSIX_AEP_CHOICE_BASE=y
 CONFIG_THREAD_STACK_INFO=y
 CONFIG_DYNAMIC_THREAD=y
 CONFIG_DYNAMIC_THREAD_POOL_SIZE=2

diff --git a/tests/modules/thrift/ThriftTest/prj.conf b/tests/modules/thrift/ThriftTest/prj.conf
@@ -7,6 +7,8 @@ CONFIG_STD_CPP17=y
 CONFIG_CPP_EXCEPTIONS=y
 CONFIG_GLIBCXX_LIBCPP=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE53=y
 CONFIG_XOPEN_STREAMS=y
 CONFIG_NETWORKING=y
 CONFIG_NET_TCP=y

diff --git a/tests/net/socket/service/prj.conf b/tests/net/socket/service/prj.conf
@@ -14,6 +14,8 @@ CONFIG_ZVFS_POLL_MAX=20
 
 # We need to set POSIX_API and use picolibc for eventfd to work
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 CONFIG_PICOLIBC=y
 
 # Network driver config

diff --git a/tests/net/socket/tls_configurations/prj.conf b/tests/net/socket/tls_configurations/prj.conf
@@ -1,6 +1,8 @@
 # Kernel options
 CONFIG_MAIN_STACK_SIZE=4096
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_HEAP_MEM_POOL_SIZE=2048
 
 # Generic networking options

diff --git a/tests/net/socket/tls_ext/prj.conf b/tests/net/socket/tls_ext/prj.conf
@@ -2,6 +2,8 @@
 CONFIG_SMP=n
 CONFIG_ZTEST=y
 CONFIG_POSIX_API=y
+CONFIG_POSIX_NETWORKING=y
+CONFIG_POSIX_DEVICE_IO=y
 
 # Networking config
 CONFIG_TEST_RANDOM_GENERATOR=y

diff --git a/tests/posix/common/prj.conf b/tests/posix/common/prj.conf
@@ -1,6 +1,8 @@
 CONFIG_POSIX_API=y
 CONFIG_POSIX_THREAD_THREADS_MAX=6
 CONFIG_ZTEST=y
+CONFIG_POSIX_AEP_CHOICE_BASE=y
+CONFIG_POSIX_DEVICE_IO=y
 CONFIG_POSIX_SEM_VALUE_MAX=32767
 CONFIG_POSIX_MESSAGE_PASSING=y
 CONFIG_POSIX_PRIORITY_SCHEDULING=y

diff --git a/tests/posix/eventfd/prj.conf b/tests/posix/eventfd/prj.conf
@@ -9,5 +9,6 @@ CONFIG_TEST_RANDOM_GENERATOR=y
 CONFIG_ZTEST=y
 
 CONFIG_POSIX_API=y
+CONFIG_POSIX_DEVICE_IO=y
 CONFIG_XOPEN_STREAMS=y
 CONFIG_EVENTFD=y
diff --git a/tests/posix/fs/prj.conf b/tests/posix/fs/prj.conf
@@ -4,6 +4,8 @@ CONFIG_FAT_FILESYSTEM_ELM=y
 CONFIG_POSIX_API=y
 CONFIG_POSIX_FILE_SYSTEM=y
 CONFIG_POSIX_FILE_SYSTEM_R=y
+CONFIG_POSIX_DEVICE_IO=y
+CONFIG_POSIX_FD_MGMT=y
 CONFIG_ZTEST=y
 CONFIG_MAIN_STACK_SIZE=4096
 CONFIG_ZTEST_STACK_SIZE=2048

diff --git a/tests/posix/headers/prj.conf b/tests/posix/headers/prj.conf
@@ -17,9 +17,5 @@ CONFIG_POSIX_PRIORITY_SCHEDULING=y
 CONFIG_XOPEN_STREAMS=y
 
 # for when CONFIG_POSIX_API is not selected
-CONFIG_POSIX_THREADS=y
-CONFIG_POSIX_TIMERS=y
-CONFIG_POSIX_MESSAGE_PASSING=y
-CONFIG_EVENTFD=y
+CONFIG_POSIX_AEP_CHOICE_PSE51=y
 CONFIG_POSIX_C_LIB_EXT=y
-CONFIG_POSIX_DEVICE_IO=y
diff --git a/tests/posix/timers/prj.conf b/tests/posix/timers/prj.conf
@@ -3,6 +3,7 @@ CONFIG_ZTEST=y
 
 CONFIG_POSIX_AEP_CHOICE_BASE=y
 CONFIG_POSIX_TIMERS=y
+CONFIG_POSIX_MULTI_PROCESS=y
 
 # Needed for timer_create() when using SIGEV_THREAD
 CONFIG_DYNAMIC_THREAD=y

diff --git a/tests/posix/xsi_realtime/prj.conf b/tests/posix/xsi_realtime/prj.conf
@@ -5,6 +5,8 @@ CONFIG_POSIX_AEP_CHOICE_BASE=y
 CONFIG_XSI_REALTIME=y
 CONFIG_FILE_SYSTEM=y
 CONFIG_POSIX_FILE_SYSTEM=y
+CONFIG_POSIX_DEVICE_IO=y
+CONFIG_POSIX_FD_MGMT=y
 
 CONFIG_FAT_FILESYSTEM_ELM=y
 CONFIG_MAIN_STACK_SIZE=4096

diff --git a/tests/posix/xsi_threads_ext/prj.conf b/tests/posix/xsi_threads_ext/prj.conf
@@ -1,4 +1,5 @@
 CONFIG_POSIX_API=y
+CONFIG_POSIX_THREADS=y
 
 CONFIG_ZTEST=y
 CONFIG_XSI_THREADS_EXT=y