Backport v2022-updates <- v2023pre: Improvement ABI checker script

https://phabricator.apertis.org/T9269

Signed-off-by: Dylan Aïssi dylan.aissi@collabora.com

aac/Makefile

+INSTALL ?= install
+PREFIX ?= /usr
+aacdir = $(PREFIX)/share/apertis-abi-compare/
+AAC_CONFDIR ?= $(DESTDIR)$(aacdir)
+
+AAC_CONF = \
+	aac-skip-headers.conf
+
+all:
+
+clean:
+
+install:
+	$(INSTALL) -d $(AAC_CONFDIR)
+	for t in $(AAC_CONF); \
+	do \
+		$(INSTALL) $$t $(AAC_CONFDIR); \
+	done