$ cat /usr/lib/pkgconfig/fontconfig.pc prefix=/usr exec_prefix=${prefix} libdir=/usr/lib includedir=${prefix}/include sysconfdir=/etc localstatedir=/var PACKAGE=fontconfig confdir=@baseconfigdir@ cachedir=${localstatedir}/cache/${PACKAGE} Name: Fontconfig Description: Font configuration and customization library Version: 2.11.0 Requires: freetype2 Requires.private: expat Libs: -L${libdir} -lfontconfig Libs.private: -lexpat -lfreetype Cflags: -I${includedir} -I/usr/include/freetype2 -I/usr/include/libpng16 @baseconfigdir@ is not expanded since it is set in Makefile.am while fontconfig.pc is generated from configure.ac. The correct value should be @BASECONFIGDIR@ which is known in configure.ac. I have attached a one line patch which fixes this.
Created attachment 92206 [details] [review] 0001-Set-confdir-correctly.patch
Thanks for reporting. fixed in git.
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