main/libtool: Add libltdl-static

main/libtool/APKBUILD

@@ -1,7 +1,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=libtool
 pkgver=2.4.6
-pkgrel=6
+pkgrel=7
 pkgdesc="A generic library support script"
 arch="all"
 license="LGPL-2.0+"
@@ -12,7 +12,7 @@ source="https://ftp.gnu.org/gnu/libtool/${pkgname}-${pkgver}.tar.gz
 depends="bash libltdl"
 makedepends="m4 help2man"
 checkdepends="gawk autoconf automake gzip"
-subpackages="libltdl $pkgname-doc"
+subpackages="libltdl-static libltdl $pkgname-doc"
 
 # 1 test presently fails on Alpine (need to investigate):
 #  69: shlibpath_overrides_runpath                     FAILED (shlibpath.at:68)
@@ -26,7 +26,6 @@ build() {
 		--build=$CBUILD \
 		--host=$CHOST \
 		--prefix=/usr
-
 	make
 }
 
@@ -40,7 +39,6 @@ check() {
 package() {
 	cd "$builddir"
 	make DESTDIR="$pkgdir" install
-	rm "$pkgdir"/usr/lib/*.a
 }
 
 libltdl() {