$NetBSD: patch-Makefile.system,v 1.3 2021/05/29 19:57:21 thor Exp $

Stable library names, determined by our choice only.

--- Makefile.system.orig	2021-05-02 21:50:22.000000000 +0000
+++ Makefile.system
@@ -1510,6 +1510,10 @@ ifndef LIBSUFFIX
 LIBSUFFIX = a
 endif
 
+ifeq ($(FIXED_LIBNAME), 1)
+LIBNAME		= $(LIBPREFIX).$(LIBSUFFIX)
+LIBNAME_P	= $(LIBPREFIX)_p.$(LIBSUFFIX)
+else
 ifneq ($(DYNAMIC_ARCH), 1)
 ifndef SMP
 LIBNAME		= $(LIBPREFIX)_$(LIBCORE)$(REVISION).$(LIBSUFFIX)
@@ -1527,12 +1531,16 @@ LIBNAME		= $(LIBPREFIX)p$(REVISION).$(LI
 LIBNAME_P	= $(LIBPREFIX)p$(REVISION)_p.$(LIBSUFFIX)
 endif
 endif
-
+endif
 
 LIBDLLNAME   = $(LIBPREFIX).dll
 IMPLIBNAME   = lib$(LIBNAMEBASE).dll.a
 ifneq ($(OSNAME), AIX)
+ifeq ($(FIXED_LIBNAME), 1)
+LIBSONAME    = $(LIBNAME:.$(LIBSUFFIX)=.so).$(MAJOR_VERSION)
+else
 LIBSONAME    = $(LIBNAME:.$(LIBSUFFIX)=.so)
+endif
 else
 LIBSONAME    = $(LIBNAME:.$(LIBSUFFIX)=.a)
 endif