Index: kernel/arch/amd64/src/cpu/cpu.c
===================================================================
--- kernel/arch/amd64/src/cpu/cpu.c	(revision df4ed852a2d1b242f9bdce0a873009a2cb77cec7)
+++ kernel/arch/amd64/src/cpu/cpu.c	(revision 1ba41c5ae41f66c7fa3ef1caef4b77d414202fb3)
@@ -77,5 +77,5 @@
 void cpu_setup_fpu(void)
 {
-	__asm__ volatile (
+	asm volatile (
 		"movq %%cr0, %%rax;"
 		"btsq $1, %%rax;" /* cr0.mp */
@@ -100,5 +100,5 @@
 void fpu_disable(void)
 {
-	__asm__	volatile (
+	asm	volatile (
 		"mov %%cr0,%%rax;"
 		"bts $3,%%rax;"
@@ -112,5 +112,5 @@
 void fpu_enable(void)
 {
-	__asm__	volatile (
+	asm	volatile (
 		"mov %%cr0,%%rax;"
 		"btr $3,%%rax;"