Index: kernel/generic/include/ddi/ddi.h
===================================================================
--- kernel/generic/include/ddi/ddi.h	(revision 82474ef569903ac99835ea373081f03a5195c413)
+++ kernel/generic/include/ddi/ddi.h	(revision bb864a054cda277111ac25d1509e68c165bf92a7)
@@ -56,4 +56,5 @@
 extern unative_t sys_iospace_enable(ddi_ioarg_t *uspace_io_arg);
 extern unative_t sys_preempt_control(int enable);
+extern unative_t sys_interrupt_enable(int irq, int enable);
 
 /*
@@ -62,4 +63,5 @@
 extern int ddi_iospace_enable_arch(task_t *task, uintptr_t ioaddr, size_t size);
 
+
 #endif
 
Index: kernel/generic/include/syscall/syscall.h
===================================================================
--- kernel/generic/include/syscall/syscall.h	(revision 82474ef569903ac99835ea373081f03a5195c413)
+++ kernel/generic/include/syscall/syscall.h	(revision bb864a054cda277111ac25d1509e68c165bf92a7)
@@ -81,4 +81,5 @@
 	SYS_IOSPACE_ENABLE,
 	SYS_PREEMPT_CONTROL,
+	SYS_INTERRUPT_ENABLE,
 	
 	SYS_SYSINFO_VALID,