syscalls: start implementing some basic syscalls

src/utils/stdio.c

@@ -69,7 +69,7 @@ void intToString(int value, char *buffer, char format) {
     buffer[i] = '\0';
 }
 
-static bool print(const char* data, size_t length) {
+bool print(const char* data, size_t length) {
 	const unsigned char* bytes = (const unsigned char*) data;
 	for (size_t i = 0; i < length; i++)
 		if (putchar(bytes[i]) == EOF)