freebsd_amd64 support

core/c/libc/stdio.odin

@@ -103,6 +103,31 @@ when ODIN_OS == .OpenBSD {
 	}
 }
 
+when ODIN_OS == .FreeBSD {
+	fpos_t :: distinct i64
+
+	_IOFBF :: 0
+	_IOLBF :: 1
+	_IONBF :: 1
+
+	BUFSIZ :: 1024
+
+	EOF :: int(-1)
+
+	FOPEN_MAX	:: 20
+	FILENAME_MAX	:: 1024
+
+	SEEK_SET :: 0
+	SEEK_CUR :: 1
+	SEEK_END :: 2
+
+	foreign libc {
+		stderr: ^FILE
+		stdin:  ^FILE
+		stdout: ^FILE
+	}
+}
+
 when ODIN_OS == .Darwin {
 	fpos_t :: distinct i64
 	

core/c/libc/wctype.odin

@@ -13,21 +13,23 @@ when ODIN_OS == .Windows {
 when ODIN_OS == .Windows {
 	wctrans_t :: distinct wchar_t
 	wctype_t  :: distinct ushort
-}
 
-when ODIN_OS == .Linux {
+} else when ODIN_OS == .Linux {
 	wctrans_t :: distinct intptr_t
 	wctype_t  :: distinct ulong
-}
 
-when ODIN_OS == .Darwin {
+} else when ODIN_OS == .Darwin {
 	wctrans_t :: distinct int
 	wctype_t  :: distinct u32
-}
 
-when ODIN_OS == .OpenBSD {
+} else when ODIN_OS == .OpenBSD {
 	wctrans_t :: distinct rawptr
 	wctype_t  :: distinct rawptr
+
+} else when ODIN_OS == .FreeBSD {
+	wctrans_t :: distinct int
+	wctype_t  :: distinct ulong
+	
 }
 
 @(default_calling_convention="c")