Code now runs on Linux for local files

I still need to add the support for message broadcasting tho, it should
not be that hard

irsdk.go

@@ -51,6 +51,9 @@ func Init(f Reader) (*IBT, error) {
 			return nil, fmt.Errorf("Failed to open memory mapped file: %v", err)
 		}
 		ibt.LiveData = true
+
+    // Here we also need to open the broadcast message thing and the 
+    // thing to check if the game is open
 	}
 
 	// Read the file headers

sharedMem/sharedMemDarwin.go

@@ -81,13 +81,13 @@ type shmi struct {
 	name   string
 	fd     C.int
 	v      unsafe.Pointer
-	size   int32
+	size   uint32
 	parent bool
 }
 
 // create shared memory. return shmi object.
 // name should not be more than 31 bytes.
-func create(name string, size int32) (*shmi, error) {
+func create(name string, size uint32) (*shmi, error) {
 	name = "/" + name
 
 	fd := C.Create(C.CString(name), C.int(size))
@@ -106,7 +106,7 @@ func create(name string, size int32) (*shmi, error) {
 
 // open shared memory. return shmi object.
 // name should not be more than 31 bytes.
-func open(name string, size int32) (*shmi, error) {
+func open(name string, size uint32) (*shmi, error) {
 	name = "/" + name
 
 	fd := C.Open(C.CString(name), C.int(size))

sharedMem/sharedMemLinux.go

@@ -74,12 +74,12 @@ type shmi struct {
 	name   string
 	fd     C.int
 	v      unsafe.Pointer
-	size   int32
+	size   uint32
 	parent bool
 }
 
 // create shared memory. return shmi object.
-func create(name string, size int32) (*shmi, error) {
+func create(name string, size uint32) (*shmi, error) {
 	name = "/" + name
 
 	fd := C.Create(C.CString(name), C.int(size))
@@ -97,7 +97,7 @@ func create(name string, size int32) (*shmi, error) {
 }
 
 // open shared memory. return shmi object.
-func open(name string, size int32) (*shmi, error) {
+func open(name string, size uint32) (*shmi, error) {
 	name = "/" + name
 
 	fd := C.Open(C.CString(name), C.int(size))

sharedMem/sharedMemWindows.go

@@ -1,3 +1,6 @@
+//go:build windows && cgo
+// +build windows,cgo
+
 package sharedMem
 
 import (

winutils/winutils.go

@@ -1,3 +1,6 @@
+//go:build windows && cgo
+// +build windows,cgo
+
 package winutils
 
 import (