[IA64] Minor cleanups - remove unnecessary function prototype in iosapic.h

The function prototypes for iosapic_enable_intr() and
iosapic_pci_fixup() in include/asm-ia64/iosapic.h are no longer
needed. This patch removes them. The original patch has been posted by
Satoru Takeuchi.
Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

include/asm-ia64/iosapic.h

@@ -80,7 +80,6 @@ extern int iosapic_remove (unsigned int gsi_base);
 #endif /* CONFIG_HOTPLUG */
 extern int gsi_to_vector (unsigned int gsi);
 extern int gsi_to_irq (unsigned int gsi);
-extern void iosapic_enable_intr (unsigned int vector);
 extern int iosapic_register_intr (unsigned int gsi, unsigned long polarity,
 				  unsigned long trigger);
 extern void iosapic_unregister_intr (unsigned int irq);
@@ -95,7 +94,6 @@ extern int __init iosapic_register_platform_intr (u32 int_type,
 					   unsigned long trigger);
 extern unsigned int iosapic_version (char __iomem *addr);
 
-extern void iosapic_pci_fixup (int);
 #ifdef CONFIG_NUMA
 extern void __devinit map_iosapic_to_node (unsigned int, int);
 #endif