base-system-3: libksba construye — X.509/CMS de GnuPG (libksba.a)

b3:14ab12e0. Lib 3/3 de la cadena gnupg. Fase configure explícita --with-libgpg-error-prefix=/usr
--enable-static. deps: libgpg-error+linux-headers+pkgconf. La cadena crypto de gnupg está completa.

recipes/incoming-clib/libksba.toml

@@ -0,0 +1,21 @@
+# libksba 1.7.0 — X.509/CMS de GnuPG (de-Alpinizada, Etapa G). configure-split, estático musl.
+name    = "libksba"
+version = "1.7.0"
+
+[source]
+tarball = "https://www.gnupg.org/ftp/gcrypt/libksba/libksba-1.7.0.tar.bz2"
+sha256  = "e1d3a5745911f5a663fddecf526541c4241052a9e4cafbc92dc7f4096c7efdac"
+
+[build]
+compiler = "zig-cc"
+target   = "x86_64-linux-musl"
+link     = "static"
+flags    = []
+
+[build.phases]
+configure = './configure --build=$CBUILD --host=$CHOST --prefix=/usr --enable-static --disable-shared --disable-nls --with-libgpg-error-prefix=/usr'
+compile   = 'make'
+install   = 'make DESTDIR=/out install'
+
+[deps]
+build = ["libgpg-error", "linux-headers", "pkgconf"]