diff --git a/Cargo.lock b/Cargo.lock
index a485ed6ca60ce35e7a0b02ce56a0743a5fe94b18..8be22825dbc92991555f0b59323663ead9181f8a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -62,6 +62,14 @@ dependencies = [
  "platform 0.1.0",
 ]
 
+[[package]]
+name = "ctype"
+version = "0.1.0"
+dependencies = [
+ "cbindgen 0.5.0",
+ "platform 0.1.0",
+]
+
 [[package]]
 name = "dtoa"
 version = "0.4.2"
@@ -89,6 +97,14 @@ name = "fuchsia-zircon-sys"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "grp"
+version = "0.1.0"
+dependencies = [
+ "cbindgen 0.5.0",
+ "platform 0.1.0",
+]
+
 [[package]]
 name = "itoa"
 version = "0.3.4"
@@ -212,7 +228,9 @@ name = "relibc"
 version = "0.1.0"
 dependencies = [
  "compiler_builtins 0.1.0 (git+https://github.com/rust-lang-nursery/compiler-builtins.git)",
+ "ctype 0.1.0",
  "fcntl 0.1.0",
+ "grp 0.1.0",
  "platform 0.1.0",
  "stdio 0.1.0",
  "stdlib 0.1.0",
diff --git a/Cargo.toml b/Cargo.toml
index e84ea2cf048b358e965552e99c43cfd1790165fd..af003fd3368073b1cfb40c99dee92f8b439fe8e3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,9 @@ members = ["crt0"]
 [dependencies]
 compiler_builtins = { git = "https://github.com/rust-lang-nursery/compiler-builtins.git", default-features = false, features = ["mem"] }
 platform = { path = "platform" }
+ctype = { path = "src/ctype" }
 fcntl = { path = "src/fcntl" }
+grp = { path = "src/grp" }
 stdio = { path = "src/stdio" }
 stdlib = { path = "src/stdlib" }
 string = { path = "src/string" }
diff --git a/include/bits/wchar.h b/include/bits/wchar.h
new file mode 100644
index 0000000000000000000000000000000000000000..98216dfb0fa5e22d686cd577f52e3fcd123faedf
--- /dev/null
+++ b/include/bits/wchar.h
@@ -0,0 +1,7 @@
+#ifndef _BITS_WCHAR_H
+#define _BITS_WCHAR_H
+
+typedef signed short wchar_t;
+typedef signed int wint_t;
+
+#endif /* _BITS_WCHAR_H */
diff --git a/platform/src/types.rs b/platform/src/types.rs
index bb87c740c01628af1778c0db142fc32ad83ed8ad..dbbc2be301c3e905c71be50f62de89ff4465bcb9 100644
--- a/platform/src/types.rs
+++ b/platform/src/types.rs
@@ -43,6 +43,7 @@ pub type c_long = i64;
 pub type c_ulong = u64;
 
 pub type wchar_t = i16;
+pub type wint_t = i32;
 
 pub type off_t = c_long;
 pub type mode_t = u16;
diff --git a/src/ctype/Cargo.toml b/src/ctype/Cargo.toml
new file mode 100644
index 0000000000000000000000000000000000000000..d0ae7b3fb39da74066d0b92668c74424df847f0d
--- /dev/null
+++ b/src/ctype/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "ctype"
+version = "0.1.0"
+authors = ["Jeremy Soller <jackpot51@gmail.com>"]
+build = "build.rs"
+
+[build-dependencies]
+cbindgen = { path = "../../cbindgen" }
+
+[dependencies]
+platform = { path = "../../platform" }
diff --git a/src/ctype/build.rs b/src/ctype/build.rs
new file mode 100644
index 0000000000000000000000000000000000000000..089fee8df3475623ed6d17be35e18db35120b2aa
--- /dev/null
+++ b/src/ctype/build.rs
@@ -0,0 +1,11 @@
+extern crate cbindgen;
+
+use std::{env, fs};
+
+fn main() {
+    let crate_dir = env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR not set");
+    fs::create_dir_all("../../target/include").expect("failed to create include directory");
+    cbindgen::generate(crate_dir)
+      .expect("failed to generate bindings")
+      .write_to_file("../../target/include/ctype.h");
+}
diff --git a/src/ctype/cbindgen.toml b/src/ctype/cbindgen.toml
new file mode 100644
index 0000000000000000000000000000000000000000..db7a3a0bc8cc154671431a48bbf13af6964c7dee
--- /dev/null
+++ b/src/ctype/cbindgen.toml
@@ -0,0 +1,6 @@
+sys_includes = []
+include_guard = "_CTYPE_H"
+language = "C"
+
+[enum]
+prefix_with_name = true
diff --git a/src/ctype/src/lib.rs b/src/ctype/src/lib.rs
new file mode 100644
index 0000000000000000000000000000000000000000..be49d70ee46dfd9da76a229569754cdec7e51a29
--- /dev/null
+++ b/src/ctype/src/lib.rs
@@ -0,0 +1,82 @@
+//! ctype implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/ctype.h.html
+
+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
+#[no_mangle]
+pub extern "C" fn isalnum(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isalpha(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isascii(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn iscntrl(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isdigit(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isgraph(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn islower(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isprint(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn ispunct(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isspace(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isupper(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn isxdigit(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn toascii(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn tolower(c: c_int) -> c_int {
+    unimplemented!();
+}
+
+#[no_mangle]
+pub extern "C" fn toupper(c: c_int) -> c_int {
+    unimplemented!();
+}
diff --git a/src/grp/Cargo.toml b/src/grp/Cargo.toml
new file mode 100644
index 0000000000000000000000000000000000000000..d09fdca34c75d5b72ccd3031437b03ecc39fcea5
--- /dev/null
+++ b/src/grp/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "grp"
+version = "0.1.0"
+authors = ["Jeremy Soller <jackpot51@gmail.com>"]
+build = "build.rs"
+
+[build-dependencies]
+cbindgen = { path = "../../cbindgen" }
+
+[dependencies]
+platform = { path = "../../platform" }
diff --git a/src/grp/build.rs b/src/grp/build.rs
new file mode 100644
index 0000000000000000000000000000000000000000..9ee6c696173144fdb709f8379162794a71f1cd0f
--- /dev/null
+++ b/src/grp/build.rs
@@ -0,0 +1,11 @@
+extern crate cbindgen;
+
+use std::{env, fs};
+
+fn main() {
+    let crate_dir = env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR not set");
+    fs::create_dir_all("../../target/include").expect("failed to create include directory");
+    cbindgen::generate(crate_dir)
+      .expect("failed to generate bindings")
+      .write_to_file("../../target/include/grp.h");
+}
diff --git a/src/grp/cbindgen.toml b/src/grp/cbindgen.toml
new file mode 100644
index 0000000000000000000000000000000000000000..5b249723f82f9ed7a4f550344bbf3aa0562b2eaa
--- /dev/null
+++ b/src/grp/cbindgen.toml
@@ -0,0 +1,6 @@
+sys_includes = []
+include_guard = "_GRP_H"
+language = "C"
+
+[enum]
+prefix_with_name = true
diff --git a/src/todo/grp/lib.rs b/src/grp/src/lib.rs
similarity index 57%
rename from src/todo/grp/lib.rs
rename to src/grp/src/lib.rs
index 3b7bbd403482f6a81f5a255720079a76c1876e7d..c80ee95affac19c1129deb0fdd339c2139efbb88 100644
--- a/src/todo/grp/lib.rs
+++ b/src/grp/src/lib.rs
@@ -1,24 +1,26 @@
-/* automatically generated by rust-bindgen */
+//! grp implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/grp.h.html
+
+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
 #[repr(C)]
-#[derive(Debug, Copy)]
 pub struct group {
-    pub gr_name: *mut libc::c_char,
-    pub gr_passwd: *mut libc::c_char,
+    pub gr_name: *mut c_char,
+    pub gr_passwd: *mut c_char,
     pub gr_gid: gid_t,
-    pub gr_mem: *mut *mut libc::c_char,
-}
-impl Clone for group {
-    fn clone(&self) -> Self {
-        *self
-    }
+    pub gr_mem: *mut *mut c_char,
 }
+
 #[no_mangle]
 pub extern "C" fn getgrgid(gid: gid_t) -> *mut group {
     unimplemented!();
 }
 
 #[no_mangle]
-pub extern "C" fn getgrnam(name: *const libc::c_char) -> *mut group {
+pub extern "C" fn getgrnam(name: *const c_char) -> *mut group {
     unimplemented!();
 }
 
@@ -26,21 +28,21 @@ pub extern "C" fn getgrnam(name: *const libc::c_char) -> *mut group {
 pub extern "C" fn getgrgid_r(
     gid: gid_t,
     grp: *mut group,
-    buffer: *mut libc::c_char,
+    buffer: *mut c_char,
     bufsize: usize,
     result: *mut *mut group,
-) -> libc::c_int {
+) -> c_int {
     unimplemented!();
 }
 
 #[no_mangle]
 pub extern "C" fn getgrnam_r(
-    name: *const libc::c_char,
+    name: *const c_char,
     grp: *mut group,
-    buffer: *mut libc::c_char,
+    buffer: *mut c_char,
     bufsize: usize,
     result: *mut *mut group,
-) -> libc::c_int {
+) -> c_int {
     unimplemented!();
 }
 
@@ -58,3 +60,10 @@ pub extern "C" fn endgrent() {
 pub extern "C" fn setgrent() {
     unimplemented!();
 }
+
+/*
+#[no_mangle]
+pub extern "C" fn func(args) -> c_int {
+    unimplemented!();
+}
+*/
diff --git a/src/lib.rs b/src/lib.rs
index 0e043802550d5a6bd1d261b61b3a3d59dfb25055..63815d70bec90d5669db6f7c01f6a00e4504c203 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,9 @@
 extern crate compiler_builtins;
 extern crate platform;
 
+extern crate ctype;
 extern crate fcntl;
+extern crate grp;
 extern crate stdio;
 extern crate stdlib;
 extern crate string;
diff --git a/src/template/Cargo.toml b/src/template/Cargo.toml
new file mode 100644
index 0000000000000000000000000000000000000000..4021963f1f529cac673f398c4b1d6de87280f5c6
--- /dev/null
+++ b/src/template/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "template"
+version = "0.1.0"
+authors = ["Jeremy Soller <jackpot51@gmail.com>"]
+build = "build.rs"
+
+[build-dependencies]
+cbindgen = { path = "../../cbindgen" }
+
+[dependencies]
+platform = { path = "../../platform" }
diff --git a/src/template/build.rs b/src/template/build.rs
new file mode 100644
index 0000000000000000000000000000000000000000..35b5d3bd872438fabe697c71cfab5de13dac60bc
--- /dev/null
+++ b/src/template/build.rs
@@ -0,0 +1,11 @@
+extern crate cbindgen;
+
+use std::{env, fs};
+
+fn main() {
+    let crate_dir = env::var("CARGO_MANIFEST_DIR").expect("CARGO_MANIFEST_DIR not set");
+    fs::create_dir_all("../../target/include").expect("failed to create include directory");
+    cbindgen::generate(crate_dir)
+      .expect("failed to generate bindings")
+      .write_to_file("../../target/include/template.h");
+}
diff --git a/src/template/cbindgen.toml b/src/template/cbindgen.toml
new file mode 100644
index 0000000000000000000000000000000000000000..bf4ccefceda1d5b41b72d0dee832a2b8fde6e7d1
--- /dev/null
+++ b/src/template/cbindgen.toml
@@ -0,0 +1,6 @@
+sys_includes = []
+include_guard = "_TEMPLATE_H"
+language = "C"
+
+[enum]
+prefix_with_name = true
diff --git a/src/template/src/lib.rs b/src/template/src/lib.rs
new file mode 100644
index 0000000000000000000000000000000000000000..e0c83c7cef6b09ba428d036c27b923657416048b
--- /dev/null
+++ b/src/template/src/lib.rs
@@ -0,0 +1,14 @@
+//! template implementation for Redox, following http://pubs.opengroup.org/onlinepubs/7908799/xsh/template.h.html
+
+#![no_std]
+
+extern crate platform;
+
+use platform::types::*;
+
+/*
+#[no_mangle]
+pub extern "C" fn func(args) -> c_int {
+    unimplemented!();
+}
+*/
diff --git a/src/todo/ctype/lib.rs b/src/todo/ctype/lib.rs
deleted file mode 100644
index 4d83de3f899d5167f5bbc914285ba533931a2d54..0000000000000000000000000000000000000000
--- a/src/todo/ctype/lib.rs
+++ /dev/null
@@ -1,76 +0,0 @@
-/* automatically generated by rust-bindgen */
-
-#[no_mangle]
-pub extern "C" fn isalnum(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isalpha(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isascii(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn iscntrl(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isdigit(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isgraph(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn islower(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isprint(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn ispunct(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isspace(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isupper(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn isxdigit(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn toascii(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn tolower(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}
-
-#[no_mangle]
-pub extern "C" fn toupper(c: libc::c_int) -> libc::c_int {
-    unimplemented!();
-}