diff -rup a/libffi.pc.in b/libffi.pc.in
--- a/libffi.pc.in	2020-12-02 15:33:14.076549606 -0500
+++ b/libffi.pc.in	2020-12-02 16:11:42.855654638 -0500
@@ -6,5 +6,5 @@ includedir=@includedir@
 Name: @PACKAGE_NAME@
 Description: Library supporting Foreign Function Interfaces
 Version: @PACKAGE_VERSION@
-Libs: -L${libdir} -lffi
+Libs: -L${libdir} libffi.so.6
 Cflags: -I${includedir}
Only in b: libffi.pc.in~