https://bugs.gentoo.org/724714
--- svgalib-1.9.25/Makefile.cfg.orig	2021-04-21 15:27:13.000000000 +0300
+++ svgalib-1.9.25/Makefile.cfg	2021-04-21 15:47:57.152922480 +0300
@@ -318,7 +318,7 @@
 DLLFLAGS = -fPIC -DPIC
 
 # Utilites used.
-AR	  = ar
+AR	  ?= ar
 INSTALL_PROGRAM	= install -m755
 INSTALL_SCRIPT	= install -m755
 INSTALL_SHLIB	= install -m755