orcus0.18: bump version

dev-libs/orcus/orcus0.18-0.19.2.recipe

@@ -5,9 +5,9 @@ spreadsheet documents."
 HOMEPAGE="https://gitlab.com/orcus/orcus"
 COPYRIGHT="2022 Kohei Yoshida et al."
 LICENSE="MPL v2.0"
-REVISION="2"
+REVISION="1"
 SOURCE_URI="https://gitlab.com/orcus/orcus/-/archive/$portVersion/orcus-$portVersion.tar.bz2"
-CHECKSUM_SHA256="413a1fc00efe40c126eb56dc88912c30f6d7b3d020a7d02db827a6de7058600e"
+CHECKSUM_SHA256="d5e443bc5dbfd2271eee792bbd7048bc3675da41007b0c410e9c8dca56433638"
 SOURCE_DIR="orcus-$portVersion"
 
 ARCHITECTURES="all !x86_gcc2"
@@ -22,8 +22,8 @@ if [ "$targetArchitecture" = x86_gcc2 ]; then
 	commandBinDir=$prefix/bin
 fi
 
-soVersion="${portVersion%.*}"
-ixionSoVersion=$soVersion
+soVersion="0.18"
+ixionSoVersion="0.18"
 
 PROVIDES="
 	orcus0.18$secondaryArchSuffix = $portVersion
@@ -138,6 +138,7 @@ PATCH()
 BUILD()
 {
 	autoreconf -fi
+	export CXXFLAGS="-std=c++17"
 	BOOST_ROOT=$portPackageLinksDir/devel~libboost_program_options/develop
 	runConfigure --omit-dirs binDir ./configure \
 		--bindir=$commandBinDir \