diff --git a/package/acsccid/Config.in b/package/acsccid/Config.in
index a926be6e16..2d644ea567 100644
--- a/package/acsccid/Config.in
+++ b/package/acsccid/Config.in
@@ -1,7 +1,7 @@
 config BR2_PACKAGE_ACSCCID
 	bool "acsccid"
 	depends on BR2_TOOLCHAIN_HAS_THREADS # pcsc-lite, libusb
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb, pcsc-lite
 	depends on BR2_USE_MMU # pcsc-lite
 	depends on !BR2_STATIC_LIBS # pcsc-lite
 	select BR2_PACKAGE_LIBICONV if !BR2_ENABLE_LOCALE
diff --git a/package/ccid/Config.in b/package/ccid/Config.in
index aae5a7181c..c12733375b 100644
--- a/package/ccid/Config.in
+++ b/package/ccid/Config.in
@@ -1,7 +1,7 @@
 config BR2_PACKAGE_CCID
 	bool "ccid"
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libusb
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # libusb, pcsc-lite
 	depends on BR2_USE_MMU # pcsc-lite
 	depends on !BR2_STATIC_LIBS # pcsc-lite
 	select BR2_PACKAGE_PCSC_LITE
diff --git a/package/libnfc/Config.in b/package/libnfc/Config.in
index ead61e4529..3686f570a9 100644
--- a/package/libnfc/Config.in
+++ b/package/libnfc/Config.in
@@ -13,13 +13,15 @@ config BR2_PACKAGE_LIBNFC_ACR122_PCSC
 	depends on BR2_TOOLCHAIN_HAS_THREADS # pcsc-lite
 	depends on BR2_USE_MMU # pcsc-lite
 	depends on !BR2_STATIC_LIBS # pcsc-lite
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # pcsc-lite
 	select BR2_PACKAGE_PCSC_LITE
 	help
 	  support for acr112_pcsc driver
 
-comment "acr122_pcsc driver needs a toolchain w/ threads, dynamic library"
+comment "acr122_pcsc driver needs a toolchain w/ threads, dynamic library, gcc >= 4.9"
 	depends on BR2_USE_MMU
-	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
 
 config BR2_PACKAGE_LIBNFC_ACR122_USB
 	bool "acr122_usb driver"
diff --git a/package/pcsc-lite/Config.in b/package/pcsc-lite/Config.in
index 1b4d0f7d18..f4ed5ba2f0 100644
--- a/package/pcsc-lite/Config.in
+++ b/package/pcsc-lite/Config.in
@@ -3,6 +3,7 @@ config BR2_PACKAGE_PCSC_LITE
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	depends on BR2_USE_MMU # fork()
 	depends on !BR2_STATIC_LIBS
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # _Atomic keyword
 	help
 	  Middleware to access smart card using SCard API (PC/SC).
 
@@ -33,6 +34,7 @@ config BR2_PACKAGE_PCSC_LITE_EMBEDDED
 
 endif
 
-comment "pcsc-lite needs a toolchain w/ threads, dynamic library"
+comment "pcsc-lite needs a toolchain w/ threads, dynamic library, gcc >= 4.9"
 	depends on BR2_USE_MMU
-	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
diff --git a/package/strongswan/Config.in b/package/strongswan/Config.in
index 430625a102..919ce1f5bc 100644
--- a/package/strongswan/Config.in
+++ b/package/strongswan/Config.in
@@ -108,9 +108,13 @@ config BR2_PACKAGE_STRONGSWAN_EAP_SIM_FILE
 config BR2_PACKAGE_STRONGSWAN_EAP_SIM_PCSC
 	bool "Enable EAP-SIM smart card backend"
 	depends on !BR2_STATIC_LIBS # pcsc-lite
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 # pcsc-lite
 	select BR2_PACKAGE_PCSC_LITE
 	select BR2_PACKAGE_STRONGSWAN_EAP_SIM
 
+comment "EAP-SIM smart backend needs a toolchain w/ dynamic library, gcc >= 4.9"
+	depends on BR2_STATIC_LIBS || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
+
 config BR2_PACKAGE_STRONGSWAN_EAP_AKA
 	bool "Enable EAP-AKA"
 	default y if BR2_PACKAGE_STRONGSWAN_EAP # legacy