diff --git a/vendor/libusb/libusb.odin b/vendor/libusb/libusb.odin
index 93fbb95..ec93e01 100644
--- a/vendor/libusb/libusb.odin
+++ b/vendor/libusb/libusb.odin
@@ -11,6 +11,7 @@ import "core:c"
 // available; use pkg-config or linker flags to control it externally.
 LIBUSB_SHARED :: #config(LIBUSB_SHARED, true)
 
+//odinfmt: disable
 when ODIN_OS == .Windows {
 	when ODIN_ARCH == .amd64 {
 		when LIBUSB_SHARED {
@@ -42,6 +43,7 @@ when ODIN_OS == .Windows {
 	// Install via: apt install libusb-1.0-0-dev / brew install libusb / etc.
 	foreign import lib "system:usb-1.0"
 }
+//odinfmt: enable
 
 // libusb API version (1.0.30).
 API_VERSION :: 0x0100010C
@@ -734,13 +736,13 @@ Transfer_Cb :: #type proc "c" (transfer: ^Transfer)
 // Log message callback. Since version 1.0.23.
 Log_Cb :: #type proc "c" (ctx: Context, level: Log_Level, str: cstring)
 
-// Hotplug event callback. Return 1 to deregister this callback.
+// Hotplug event callback. Return true to deregister this callback.
 Hotplug_Callback_Fn :: #type proc "c" (
 	ctx: Context,
 	device: Device,
 	event: Hotplug_Events,
 	user_data: rawptr,
-) -> c.int
+) -> b32
 
 // Callback invoked when a new file descriptor should be monitored for events.
 Pollfd_Added_Cb :: #type proc "c" (fd: c.int, events: c.short, user_data: rawptr)
@@ -766,7 +768,7 @@ foreign lib {
 
 	// Returns device count (positive) or a negative Error code.
 	get_device_list :: proc(ctx: Context, list: ^[^]Device) -> int ---
-	free_device_list :: proc(list: [^]Device, unref_devices: c.int) ---
+	free_device_list :: proc(list: [^]Device, unref_devices: b32) ---
 	get_bus_number :: proc(dev: Device) -> u8 ---
 	get_port_number :: proc(dev: Device) -> u8 ---
 	// Returns number of elements filled or negative Error code.
@@ -800,10 +802,11 @@ foreign lib {
 	kernel_driver_active :: proc(dev_handle: Device_Handle, interface_number: c.int) -> c.int ---
 	detach_kernel_driver :: proc(dev_handle: Device_Handle, interface_number: c.int) -> Error ---
 	attach_kernel_driver :: proc(dev_handle: Device_Handle, interface_number: c.int) -> Error ---
-	set_auto_detach_kernel_driver :: proc(dev_handle: Device_Handle, enable: c.int) -> Error ---
+	set_auto_detach_kernel_driver :: proc(dev_handle: Device_Handle, enable: b32) -> Error ---
 
 	// ---- Miscellaneous ----
 
+	// Returns nonzero if the capability is supported, 0 otherwise.
 	has_capability :: proc(capability: Capability) -> c.int ---
 	error_name :: proc(errcode: Error) -> cstring ---
 	get_version :: proc() -> ^Version ---
@@ -847,7 +850,7 @@ foreign lib {
 
 	// Returns 1 if supported, 0 if not, or negative Error code.
 	endpoint_supports_raw_io :: proc(dev_handle: Device_Handle, endpoint: u8) -> c.int ---
-	endpoint_set_raw_io :: proc(dev_handle: Device_Handle, endpoint: u8, enable: c.int) -> c.int ---
+	endpoint_set_raw_io :: proc(dev_handle: Device_Handle, endpoint: u8, enable: b32) -> c.int ---
 	get_max_raw_io_transfer_size :: proc(dev_handle: Device_Handle, endpoint: u8) -> c.int ---
 
 	// ---- Device hotplug event notification ----
@@ -872,19 +875,20 @@ foreign lib {
 
 	// ---- Polling and timing ----
 
+	// Returns 0 if the lock was obtained, 1 if it was not.
 	try_lock_events :: proc(ctx: Context) -> c.int ---
 	lock_events :: proc(ctx: Context) ---
 	unlock_events :: proc(ctx: Context) ---
-	event_handling_ok :: proc(ctx: Context) -> c.int ---
-	event_handler_active :: proc(ctx: Context) -> c.int ---
+	event_handling_ok :: proc(ctx: Context) -> b32 ---
+	event_handler_active :: proc(ctx: Context) -> b32 ---
 	interrupt_event_handler :: proc(ctx: Context) ---
 	lock_event_waiters :: proc(ctx: Context) ---
 	unlock_event_waiters :: proc(ctx: Context) ---
 	wait_for_event :: proc(ctx: Context, tv: ^Timeval) -> c.int ---
 	handle_events :: proc(ctx: Context) -> Error ---
 	handle_events_timeout :: proc(ctx: Context, tv: ^Timeval) -> Error ---
-	handle_events_timeout_completed :: proc(ctx: Context, tv: ^Timeval, completed: ^c.int) -> Error ---
-	handle_events_completed :: proc(ctx: Context, completed: ^c.int) -> Error ---
+	handle_events_timeout_completed :: proc(ctx: Context, tv: ^Timeval, completed: ^b32) -> Error ---
+	handle_events_completed :: proc(ctx: Context, completed: ^b32) -> Error ---
 	handle_events_locked :: proc(ctx: Context, tv: ^Timeval) -> Error ---
 	pollfds_handle_timeouts :: proc(ctx: Context) -> c.int ---
 	// Returns 0 if no timeout, 1 if a timeout was returned, or negative Error code.