package/network-manager: allow building with musl

NetworkManager officially supports building with musl since version
1.30, so the restriction to glibc toolchain is no longer necessary.

[1] https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/blob/4f7c04eaf94849d0455e97ba9bcfdd0b84e6459d/NEWS#L615

Signed-off-by: Fiona Klute (WIWA) <fiona.klute@gmx.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/network-manager/Config.in

@@ -5,7 +5,7 @@ config BR2_PACKAGE_NETWORK_MANAGER
 	depends on BR2_PACKAGE_HAS_UDEV
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
 	depends on BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_6
-	depends on BR2_TOOLCHAIN_USES_GLIBC # CLOCK_BOOTTIME, IPTOS_CLASS_*
+	depends on BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_MUSL
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libglib2
 	depends on BR2_USE_WCHAR # libglib2
 	select BR2_PACKAGE_DBUS
@@ -59,10 +59,11 @@ config BR2_PACKAGE_NETWORK_MANAGER_OVS
 	  This option enables support for OpenVSwitch
 endif
 
-comment "NetworkManager needs udev /dev management and a glibc toolchain w/ headers >= 4.6, dynamic library, wchar, threads, gcc >= 4.9"
+comment "NetworkManager needs udev /dev management and a glibc or musl toolchain w/ headers >= 4.6, dynamic library, wchar, threads, gcc >= 4.9"
 	depends on BR2_USE_MMU
 	depends on !BR2_PACKAGE_HAS_UDEV || \
 		!BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_6 || \
-		!BR2_TOOLCHAIN_USES_GLIBC || BR2_STATIC_LIBS || \
+		!(BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_MUSL) || \
+		BR2_STATIC_LIBS || \
 		!BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS || \
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9