depends: add shared dependency builder

See the README's in depends for documentation

depends/packages/native_openssl.mk

@@ -0,0 +1,21 @@
+package=native_openssl
+$(package)_version=1.0.1h
+$(package)_download_path=https://www.openssl.org/source
+$(package)_file_name=openssl-$($(package)_version).tar.gz
+$(package)_sha256_hash=9d1c8a9836aa63e2c6adb684186cbd4371c9e9dcc01d6e3bb447abf2d4d3d093
+define $(package)_set_vars
+$(package)_build_config_opts= --prefix=$(build_prefix) no-zlib no-shared no-krb5C linux-generic32 -m32
+endef
+
+define $(package)_config_cmds
+  ./Configure $($(package)_build_config_opts) &&\
+  sed -i "s|engines apps test|engines|" Makefile
+endef
+
+define $(package)_build_cmds
+  $(MAKE) -j1
+endef
+
+define $(package)_stage_cmds
+  $(MAKE) INSTALL_PREFIX=$($(package)_staging_dir) -j1 install_sw
+endef