qhull, fix location of manpages (#8546)

media-libs/qhull/qhull-8.0.2.recipe

@@ -7,7 +7,7 @@ approximations."
 HOMEPAGE="http://www.qhull.org/"
 COPYRIGHT="2009-2020 Sony Pictures Imageworks Inc."
 LICENSE="BSD (3-clause)"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="$HOMEPAGE/download/qhull-2020-src-$portVersion.tgz"
 CHECKSUM_SHA256="b5c2d7eb833278881b952c8a52d20179eab87766b00b865000469a45c1838b7e"
 SOURCE_DIR="qhull-2020.2"
@@ -66,17 +66,15 @@ BUILD()
 	sed -i "s|set(ConfigPackageLocation.*|set(ConfigPackageLocation $relativeLibDir/cmake/Qhull)|" CMakeLists.txt
 
 	cmake -B build -S . \
-		$cmakeDirArgs \
-		-DLINK_APPS_SHARED=ON \
-		-DBUILD_STATIC_LIBS=OFF \
-		-DCMAKE_INSTALL_BINDIR=$commandBinDir \
 		-DCMAKE_BUILD_TYPE=RelWithDebInfo \
+		-DCMAKE_INSTALL_PREFIX=$prefix \
 		-DBIN_INSTALL_DIR=$commandBinDir \
 		-DLIB_INSTALL_DIR=$libDir \
 		-DINCLUDE_INSTALL_DIR=$includeDir \
 		-DDOC_INSTALL_DIR=$docDir \
-		-DMAN_INSTALL_DIR=$manDir
-
+		-DMAN_INSTALL_DIR=$manDir/man1 \
+		-DBUILD_STATIC_LIBS=OFF \
+		-DLINK_APPS_SHARED=ON
 	make -C build $jobArgs
 }