Fix c_char and wchar_t for emscripten

malbarbo · malbarbo · commit 772efe94a839 · 2017-06-08T17:14:31.000-03:00
diff --git a/src/unix/notbsd/linux/musl/b32/asmjs.rs b/src/unix/notbsd/linux/musl/b32/asmjs.rs
@@ -1,5 +1,5 @@
-pub type c_char = u8;
-pub type wchar_t = u32;
+pub type c_char = i8;
+pub type wchar_t = i32;
 
 s! {
     pub struct stat {
