patch-2.3.35 linux/include/linux/interrupt.h

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diff -u --recursive --new-file v2.3.34/linux/include/linux/interrupt.h linux/include/linux/interrupt.h
@@ -80,5 +80,6 @@
  */
 extern unsigned long probe_irq_on(void);	/* returns 0 on failure */
 extern int probe_irq_off(unsigned long);	/* returns 0 or negative on failure */
+extern unsigned int probe_irq_mask(unsigned long);	/* returns mask of ISA interrupts */
 
 #endif

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