"protocol" => "interface"

lib/std/core/mem_allocator.c3

@@ -3,7 +3,7 @@ module std::core::mem::allocator;
 const DEFAULT_SIZE_PREFIX = usz.sizeof;
 const DEFAULT_SIZE_PREFIX_ALIGNMENT = usz.alignof;
 
-protocol Allocator
+interface Allocator
 {
 	fn void reset(usz mark) @optional;
 	fn usz mark() @optional;

lib/std/io/formatter.c3

@@ -4,7 +4,7 @@ import libc;
 
 const int PRINTF_NTOA_BUFFER_SIZE = 256;
 
-protocol Printable
+interface Printable
 {
 	fn String to_string(Allocator *using) @optional;
 	fn usz! to_format(Formatter* formatter) @optional;

lib/std/math/math.random.c3

@@ -1,6 +1,6 @@
 module std::math::random;
 
-protocol Random
+interface Random
 {
 	fn void set_seed(char[] input);
 	fn char next_byte();