https://gitlab.freedesktop.org/xorg/lib/libxfont/-/issues/14

--- libXfont2-2.0.7/Makefile.am.orig	2024-08-02 01:38:40.000000000 +0200
+++ libXfont2-2.0.7/Makefile.am	2024-08-16 21:29:00.903290194 +0200
@@ -43,7 +43,6 @@
 	src/FreeType/ftfuncs.h       \
 	src/util/replace.h
 
-pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = xfont2.pc
 
 lib_LTLIBRARIES = libXfont2.la
--- libXfont2-2.0.7/configure.ac.orig	2024-08-16 21:29:00.903864187 +0200
+++ libXfont2-2.0.7/configure.ac	2024-08-16 21:33:54.813718559 +0200
@@ -73,6 +73,8 @@
 # Checks for typedefs, structures, and compiler characteristics.
 AC_SYS_LARGEFILE
 
+PKG_INSTALLDIR
+
 #
 # select libraries to include
 #