package/gobject-introspection: works with musl now

Current versions of gobject-introspection build with musl (Alpine
dropped the last compatibility patch with the update to 1.80.1 [0]), so
relax the dependency on glibc.

[0] https://gitlab.alpinelinux.org/alpine/aports/-/commit/528c4ee63970fe6ee733b6ea99ef7a59a8f108ff

Signed-off-by: Fiona Klute (WIWA) <fiona.klute@gmx.de>
[yann.morin.1998@free.fr: split off to its own patch]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/gobject-introspection/Config.in

@@ -19,7 +19,7 @@ config BR2_PACKAGE_GOBJECT_INTROSPECTION
 	# can be verified.
 	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_9
 	depends on BR2_HOST_GCC_AT_LEAST_8 # host-qemu
-	depends on BR2_TOOLCHAIN_USES_GLIBC
+	depends on BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_MUSL
 	# gobject-introspection does not require python3 to run on the
 	# target; however, because the tools run in a qemu wrapper, a
 	# cross-compiled python3 must be installed to staging. As there
@@ -48,9 +48,9 @@ comment "gobject-introspection needs python3"
 	depends on !BR2_PACKAGE_PYTHON3
 	depends on BR2_PACKAGE_GOBJECT_INTROSPECTION_ARCH_SUPPORTS
 
-comment "gobject-introspection needs a glibc toolchain, gcc >= 4.9, host gcc >= 8"
+comment "gobject-introspection needs a glibc or musl toolchain, gcc >= 4.9, host gcc >= 8"
 	depends on BR2_USE_MMU
 	depends on BR2_PACKAGE_GOBJECT_INTROSPECTION_ARCH_SUPPORTS
-	depends on !BR2_TOOLCHAIN_USES_GLIBC || \
+	depends on !(BR2_TOOLCHAIN_USES_GLIBC || BR2_TOOLCHAIN_USES_MUSL) || \
 		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_9 || \
 		!BR2_HOST_GCC_AT_LEAST_8