fix: kprintf now works with multiple arguments

.gitignore

@@ -1,2 +1,3 @@
 build
 obj
+.*

Makefile

@@ -1,7 +1,7 @@
 AS := i386-elf-as
 ASFLAGS := 
 CC := i386-elf-gcc
-CCFLAGS := -std=gnu99 -ffreestanding -O2 -Wall -Wextra -iquotelibbozo/headers
+CCFLAGS := -std=gnu99 -ffreestanding -O2 -Wall -Wextra -iquotelibbozo/headers -g
 LD := $(CC)
 LDFLAGS := -T boot/linker.ld -ffreestanding -O2 -nostdlib
 LIBS := ./libbozo/build/libbozo.a -lgcc

src/kernel.c

@@ -1,5 +1,5 @@
-#include "terminal.h"
 #include "kprintf.h"
+#include "terminal.h"
 
 #include <stdbool.h>
 #include <stddef.h>
@@ -16,10 +16,11 @@
 #error "This tutorial needs to be compiled with a ix86-elf compiler"
 #endif
 
-void kernel_main(void) {
+void kernel_main(void)
+{
 	/* Initialize terminal interface */
 	terminal_initialize();
 
 	/* Newline support is left as an exercise. */
-  kprintf(0, "Hello world!");
+	kprintf(0, "test %d a %d b %d\n", 10, 2, 3);
 }