freetype, fix install, use libVersionCompat (#8284)

media-libs/freetype/freetype-2.12.1.recipe

@@ -5,7 +5,7 @@ output (glyph images) of most vector and bitmap font formats."
 HOMEPAGE="https://www.freetype.org/"
 COPYRIGHT="1996-2021 David Turner, Robert Wilhelm, and Werner Lemberg"
 LICENSE="FreeType"
-REVISION="3"
+REVISION="4"
 SOURCE_URI="https://download.savannah.gnu.org/releases/freetype/freetype-$portVersion.tar.xz"
 CHECKSUM_SHA256="4766f20157cc4cf0cd292f80bf917f92d1c439b243ac3018debf6b9140c41a7f"
 PATCHES="
@@ -16,9 +16,12 @@ PATCHES="
 ARCHITECTURES="all"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"
 
+libVersion="6.18.3"
+libVersionCompat="$libVersion compat >= ${libVersion%%.*}"
+
 PROVIDES="
 	freetype$secondaryArchSuffix = $portVersion
-	lib:libfreetype$secondaryArchSuffix = 6.18.3 compat >= 6
+	lib:libfreetype$secondaryArchSuffix = $libVersionCompat
 	"
 REQUIRES="
 	haiku$secondaryArchSuffix
@@ -34,7 +37,7 @@ fi
 
 PROVIDES_devel="
 	freetype${secondaryArchSuffix}_devel = $portVersion
-	devel:libfreetype${secondaryArchSuffix} = 6.18.3 compat >= 6
+	devel:libfreetype$secondaryArchSuffix = $libVersionCompat
 	"
 REQUIRES_devel="
 	freetype${secondaryArchSuffix} == $portVersion base
@@ -90,7 +93,7 @@ INSTALL()
 
 	install -Dt $dataRootDir/aclocal -m644 builds/unix/freetype2.m4
 
-	prepareInstalledDevelLibs libfreetype
+	prepareInstalledDevelLib libfreetype
 	fixPkgconfig
 
 	# The libtool files reference other libraries using the wrong paths, which