diff -ur org/libblkid/blkid.pc.in patch/libblkid/blkid.pc.in
--- org/libblkid/blkid.pc.in	2024-01-31 11:02:15.460811568 +0100
+++ patch/libblkid/blkid.pc.in	2024-04-15 15:19:34.288703597 +0200
@@ -6,5 +6,6 @@
 Name: blkid
 Description: Block device id library
 Version: @LIBBLKID_VERSION@
+Requires.private: libeconf
 Cflags: -I${includedir}/blkid
 Libs: -L${libdir} -lblkid