fix: FFI types on Windows

Author: uncomputable

simplicity-sys/src/ffi.rs

@@ -19,9 +19,11 @@ pub type c_int = i32;
 pub type c_uint = u32;
 pub type c_size_t = usize;
 pub type c_uint_fast8_t = u8;
-#[cfg(any(target_arch = "wasm32", target_arch = "aarch64"))]
+#[cfg(all(any(target_arch = "wasm32", target_arch = "aarch64"), not(target_os = "windows")))]
 pub type c_uint_fast16_t = u16;
-#[cfg(not(any(target_arch = "wasm32", target_arch = "aarch64")))]
+#[cfg(target_os = "windows")]
+pub type c_uint_fast16_t = u32;
+#[cfg(not(any(target_arch = "wasm32", target_arch = "aarch64", target_os = "windows")))]
 pub type c_uint_fast16_t = usize;
 #[cfg(any(target_arch = "wasm32", target_arch = "aarch64"))]
 pub type c_uint_fast32_t = u32;