--- Makefile.orig	2020-05-30 22:17:26 UTC
+++ Makefile
@@ -1,8 +1,8 @@
 # Makefile for The PCI Utilities
 # (c) 1998--2020 Martin Mares <mj@ucw.cz>
 
-OPT=-O2
-CFLAGS=$(OPT) -Wall -W -Wno-parentheses -Wstrict-prototypes -Wmissing-prototypes
+# OPT=-O2
+CFLAGS+=$(OPT) -Wall -W -Wno-parentheses -Wstrict-prototypes -Wmissing-prototypes
 
 VERSION=3.7.0
 DATE=2020-05-31
@@ -32,10 +32,10 @@ HWDB=
 ABI_VERSION=.3
 
 # Installation directories
-PREFIX=/usr/local
+# PREFIX=/usr/local
 SBINDIR=$(PREFIX)/sbin
 SHAREDIR=$(PREFIX)/share
-IDSDIR=$(SHAREDIR)
+IDSDIR=$(SHAREDIR)/pciids
 MANDIR:=$(shell if [ -d $(PREFIX)/share/man ] ; then echo $(PREFIX)/share/man ; else echo $(PREFIX)/man ; fi)
 INCDIR=$(PREFIX)/include
 LIBDIR=$(PREFIX)/lib
@@ -45,7 +45,7 @@ PKGCFDIR=$(LIBDIR)/pkgconfig
 INSTALL=install
 DIRINSTALL=install -d
 STRIP=-s
-CC=$(CROSS_COMPILE)gcc
+# CC=$(CROSS_COMPILE)gcc
 AR=$(CROSS_COMPILE)ar
 RANLIB=$(CROSS_COMPILE)ranlib