-- workaround for libxc removing libxc_free function

--- src/Makefile.orig	2026-08-27 20:49:45 UTC
+++ src/Makefile
@@ -241,7 +241,9 @@ elk:	$(OBJ)
 # Targets
 #-------------------------------------------------------------------------------
 elk:	$(OBJ)
-	$(F90) $(F90_OPTS) -o $(EXE) $(OBJ) $(F90_LIB) $(LIB_LIBXC) $(LIB_W90)
+	$(CC) -c $(FREEBSD_FILESDIR)/libxc_free.c -o libxc_free.o
+	$(F90) $(F90_OPTS) -o $(EXE) $(OBJ) $(F90_LIB) $(LIB_LIBXC) $(LIB_W90) \
+		libxc_free.o
 
 all:	elk