diff --git a/README.md b/README.md
index 37d137e56d50916c45a2c041111bc9d821cc1fa0..9da4670648e5912642a58ecbc05198af3fd96e58 100644
--- a/README.md
+++ b/README.md
@@ -53,6 +53,7 @@ zigmod add <type> <path>
 -->
 
 #### Available types
+- `system_lib`
 - `git`
 - `hg`
 
@@ -102,7 +103,7 @@ pub fn build(b: *Builder) void {
 #### Dep object
 | Name | Type | Note | Description |
 |------|------|------|-------------|
-| `type` | `string` | required, enum | One of `git`, `hg` |
+| `type` | `string` | required, enum | One of `system_lib`, `git`, `hg` |
 | `path` | `string` | required | URL/path to this dependency. depends on the type |
 | `version` | `string` | only on some types | pin this dependency at a specific version |
 | `only_os` | `string` | | comma separated list of OS names to add this Dep to |
diff --git a/src/cmd_fetch.zig b/src/cmd_fetch.zig
index 03b96181d33ec647c768f29a94a92b4e415a4f71..8c6837ddd8e0d8c800d77365d7ac33034467b252 100644
--- a/src/cmd_fetch.zig
+++ b/src/cmd_fetch.zig
@@ -40,6 +40,9 @@ pub fn execute(args: [][]u8) !void {
         \\    inline for (c_source_files) |fpath| {
         \\        exe.addCSourceFile(fpath[1], @field(c_source_flags, fpath[0]));
         \\    }
+        \\    for (system_libs) |lib| {
+        \\        exe.linkSystemLibrary(lib);
+        \\    }
         \\}
         \\
         \\fn get_flags(comptime index: usize) []const u8 {
@@ -62,6 +65,11 @@ pub fn execute(args: [][]u8) !void {
     try w.print("{}\n", .{"pub const c_source_files = &[_][2][]const u8{"});
     try print_csrc_dirs_to(w, top_module, &std.ArrayList([]const u8).init(gpa), true);
     try w.print("{};\n", .{"}"});
+    try w.print("\n", .{});
+    try w.print("{}\n", .{"pub const system_libs = &[_][]const u8{"});
+    try print_sys_libs_to(w, top_module, &std.ArrayList([]const u8).init(gpa), &std.ArrayList([]const u8).init(gpa));
+    try w.print("{};\n", .{"}"});
+
 }
 
 fn fetch_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
@@ -74,6 +82,9 @@ fn fetch_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
         u.print("fetch: {}: {}: {}", .{m.name, @tagName(d.type), d.path});
         moddir = p;
         switch (d.type) {
+            .system_lib => {
+                // no op
+            },
             .git => blk: {
                 if (!try u.does_file_exist(p)) {
                     _ = try d.type.pull(d.path, p);
@@ -121,6 +132,20 @@ fn fetch_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
             },
         }
         switch (d.type) {
+            .system_lib => {
+                if (d.is_for_this()) try moduledeps.append(u.Module{
+                    .is_sys_lib = true,
+                    .name = d.path,
+                    .only_os = d.only_os,
+                    .except_os = d.except_os,
+                    .main = "",
+                    .c_include_dirs = &[_][]const u8{},
+                    .c_source_flags = &[_][]const u8{},
+                    .c_source_files = &[_][]const u8{},
+                    .deps = &[_]u.Module{},
+                    .clean_path = "",
+                });
+            },
             else => blk: {
                 var dd = try fetch_deps(dir, try u.concat(&[_][]const u8{moddir, "/zig.mod"})) catch |e| switch (e) {
                     error.FileNotFound => {
@@ -148,6 +173,7 @@ fn fetch_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
         }
     }
     return u.Module{
+        .is_sys_lib = false,
         .name = m.name,
         .main = m.main,
         .c_include_dirs = m.c_include_dirs,
@@ -196,6 +222,7 @@ fn print_incl_dirs_to(w: fs.File.Writer, mod: u.Module, list: *std.ArrayList([]c
         }
     }
     for (mod.deps) |d| {
+        if (d.is_sys_lib) continue;
         try print_incl_dirs_to(w, d, list, false);
     }
 }
@@ -213,6 +240,7 @@ fn print_csrc_dirs_to(w: fs.File.Writer, mod: u.Module, list: *std.ArrayList([]c
         }
     }
     for (mod.deps) |d| {
+        if (d.is_sys_lib) continue;
         try print_csrc_dirs_to(w, d, list, false);
     }
 }
@@ -233,6 +261,25 @@ fn print_csrc_flags_to(w: fs.File.Writer, mod: u.Module, list: *std.ArrayList([]
         try w.print("{};\n", .{"}"});
     }
     for (mod.deps) |d| {
+        if (d.is_sys_lib) continue;
         try print_csrc_flags_to(w, d, list, false);
     }
 }
+
+fn print_sys_libs_to(w: fs.File.Writer, mod: u.Module, list: *std.ArrayList([]const u8), list2: *std.ArrayList([]const u8)) anyerror!void {
+    if (u.list_contains(list.items, mod.clean_path)) {
+        return;
+    }
+    try list.append(mod.clean_path);
+    //
+    for (mod.deps) |d| {
+        if (!d.is_sys_lib) continue;
+        //
+        if (!u.list_contains(list2.items, d.name)) {
+            try w.print("    \"{}\",\n", .{d.name});
+            try list2.append(d.name);
+        }
+        //
+        try print_sys_libs_to(w, d, list, list2);
+    }
+}
diff --git a/src/common.zig b/src/common.zig
index 681a64a7c33915dfb99e53e9d0fb381a5b505928..06916e981d8e876e809a229833fcb9b864bc8983 100644
--- a/src/common.zig
+++ b/src/common.zig
@@ -21,6 +21,20 @@ pub fn collect_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
             moddir = p;
         }
         switch (d.type) {
+            .system_lib => {
+                if (d.is_for_this()) try moduledeps.append(u.Module{
+                    .is_sys_lib = true,
+                    .name = d.path,
+                    .only_os = d.only_os,
+                    .except_os = d.except_os,
+                    .main = "",
+                    .c_include_dirs = &[_][]const u8{},
+                    .c_source_flags = &[_][]const u8{},
+                    .c_source_files = &[_][]const u8{},
+                    .deps = &[_]u.Module{},
+                    .clean_path = "",
+                });
+            },
             else => blk: {
                 var dd = try collect_deps(dir, try u.concat(&[_][]const u8{moddir, "/zig.mod"})) catch |e| switch (e) {
                     error.FileNotFound => {
@@ -48,6 +62,7 @@ pub fn collect_deps(dir: []const u8, mpath: []const u8) anyerror!u.Module {
         }
     }
     return u.Module{
+        .is_sys_lib = false,
         .name = m.name,
         .main = m.main,
         .c_include_dirs = m.c_include_dirs,
diff --git a/src/util/dep.zig b/src/util/dep.zig
index dd68a070abae62f59c47700f9d54e920cc8b644f..5277a947e7d5b7df88b98083ab0b1aa6042b19b5 100644
--- a/src/util/dep.zig
+++ b/src/util/dep.zig
@@ -1,5 +1,6 @@
 const std = @import("std");
 const gpa = std.heap.c_allocator;
+const builtin = @import("builtin");
 
 const u = @import("index.zig");
 
@@ -29,4 +30,15 @@ pub const Dep = struct {
         p = try std.fmt.allocPrint(gpa, "{}{}{}", .{@tagName(self.type), "/", p});
         return p;
     }
+
+    pub fn is_for_this(self: Dep) bool {
+        const os = @tagName(builtin.os.tag);
+        if (self.only_os.len > 0) {
+            return u.list_contains(self.only_os, os);
+        }
+        if (self.except_os.len > 0) {
+            return !u.list_contains(self.except_os, os);
+        }
+        return true;
+    }
 };
diff --git a/src/util/dep_type.zig b/src/util/dep_type.zig
index e5bfd964c46d3b648a402ae56307a73d92f2d490..8a1c63961090f6228fdd659780831e5c6e5376ca 100644
--- a/src/util/dep_type.zig
+++ b/src/util/dep_type.zig
@@ -4,11 +4,13 @@ const u = @import("./index.zig");
 //
 
 pub const DepType = enum {
+    system_lib, // std.build.LibExeObjStep.linkSystemLibrary
     git,        // https://git-scm.com/
     hg,         // https://www.mercurial-scm.org/
 
     pub fn pull(self: DepType, rpath: []const u8, dpath: []const u8) !void {
         switch (self) {
+            .system_lib => {},
             .git => {
                 _ = try u.run_cmd(null, &[_][]const u8{"git", "clone", rpath, dpath});
             },
@@ -21,6 +23,7 @@ pub const DepType = enum {
 
     pub fn update(self: DepType, dpath: []const u8, rpath: []const u8) !void {
         switch (self) {
+            .system_lib => {},
             .git => {
                 _ = try u.run_cmd(dpath, &[_][]const u8{"git", "fetch"});
                 _ = try u.run_cmd(dpath, &[_][]const u8{"git", "pull"});
diff --git a/src/util/module.zig b/src/util/module.zig
index 05b6dd0760fe978c53098a7dc749d6dd6fb96789..788d4ca6db8f4a1e4d618e0f52232273ca579155 100644
--- a/src/util/module.zig
+++ b/src/util/module.zig
@@ -12,6 +12,7 @@ const kb = b * 1024;
 const mb = kb * 1024;
 
 pub const Module = struct {
+    is_sys_lib: bool,
     name: []const u8,
     main: []const u8,
     c_include_dirs: [][]const u8,
@@ -25,6 +26,7 @@ pub const Module = struct {
 
     pub fn from(dep: u.Dep) !Module {
         return Module{
+            .is_sys_lib = false,
             .name = dep.name,
             .main = dep.main,
             .c_include_dirs = dep.c_include_dirs,