dev-libs/bglibs: use dot-a.eclass

... to avoid installing broken static libraries w/ LTO.

Closes: https://bugs.gentoo.org/958191
Signed-off-by: Eli Schwartz <eschwartz@gentoo.org>

dev-libs/bglibs/bglibs-2.04-r4.ebuild

@@ -3,7 +3,7 @@
 
 EAPI=8
 
-inherit toolchain-funcs
+inherit dot-a toolchain-funcs
 
 DESCRIPTION="Bruce Guenter's Libraries Collection"
 HOMEPAGE="https://untroubled.org/bglibs/"
@@ -54,6 +54,7 @@ src_prepare() {
 }
 
 src_configure() {
+	lto-guarantee-fat
 	echo "$(tc-getCC) ${CFLAGS}" > conf-cc || die
 	echo "$(tc-getCC) ${LDFLAGS}" > conf-ld || die
 }
@@ -88,6 +89,8 @@ src_install() {
 	dosym libbg.so.2.0.0 /usr/$(get_libdir)/libbg.so
 	dosym ../libbg.so.2.0.0 /usr/$(get_libdir)/bglibs/libbg.so.2.0.0
 
+	strip-lto-bytecode
+
 	rm "${ED}"/usr/$(get_libdir)/bglibs/libbg.la || die
 
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