sysutils/xen-tools: fix build on FreeBSD 12

QEMU Inter-VM shared memory device (ivshmem) depends on eventfd and
will only be built on FreeBSD versions > 12.

The fix is picked up from the QEMU port.

Approved by: bapt (implicit)

sysutils/edk2/Makefile

@@ -33,7 +33,6 @@ GH_TUPLE=	tianocore:edk2-platforms:${PLATFORM_TAG}:platforms \
 		ucb-bar:berkeley-softfloat-3:master:softfloat/ArmPkg/Library/ArmSoftFloatLib/berkeley-softfloat-3 \
 		kkos:oniguruma:v6.9.4_mark1:oniguruma/MdeModulePkg/Universal/RegularExpressionDxe/oniguruma \
 		google:brotli:v1.0.7-17-g666c328:brotli/MdeModulePkg/Library/BrotliCustomDecompressLib/brotli \
-		akheron:jansson:v2.13.1:jansson/RedfishPkg/Library/JsonLib/jansson
 
 BINARY_ALIAS=	make=${LOCALBASE}/bin/gmake \
 		dtc=${LOCALBASE}/bin/dtc \

sysutils/edk2/distinfo

@@ -13,5 +13,3 @@ SHA256 (kkos-oniguruma-v6.9.4_mark1_GH0.tar.gz) = 7f7576c926f7d4a071d594a01691c4
 SIZE (kkos-oniguruma-v6.9.4_mark1_GH0.tar.gz) = 592141
 SHA256 (google-brotli-v1.0.7-17-g666c328_GH0.tar.gz) = caed254751585590b20b4a34d6600e9c9aae153ab1f9e1ae6b67f9bc3ee09b92
 SIZE (google-brotli-v1.0.7-17-g666c328_GH0.tar.gz) = 23854268
-SHA256 (akheron-jansson-v2.13.1_GH0.tar.gz) = f22901582138e3203959c9257cf83eba9929ac41d7be4a42557213a22ebcc7a0
-SIZE (akheron-jansson-v2.13.1_GH0.tar.gz) = 144979

sysutils/xen-tools/Makefile

@@ -58,6 +58,12 @@ DOCS_ALL_TARGET=	docs
 INSTALL_TARGET=		install-tools
 DOCS_INSTALL_TARGET=	install-docs
 
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1300000
+PLIST_SUB+=	IVSHMEM=""
+.else
+PLIST_SUB+=	IVSHMEM="@comment "
+.endif
+
 .include <bsd.port.options.mk>
 
 .if ${OPSYS} != FreeBSD

sysutils/xen-tools/pkg-plist

@@ -236,8 +236,8 @@ lib/libxlutil.so.4.15.0
 %%PYTHON_SITELIBDIR%%/xenfsimage%%PYTHON_EXT_SUFFIX%%.so
 lib/xen/bin/convert-legacy-stream
 lib/xen/bin/depriv-fd-checker
-lib/xen/bin/ivshmem-client
-lib/xen/bin/ivshmem-server
+%%IVSHMEM%%lib/xen/bin/ivshmem-client
+%%IVSHMEM%%lib/xen/bin/ivshmem-server
 lib/xen/bin/libxl-save-helper
 lib/xen/bin/lsevtchn
 lib/xen/bin/pygrub