diff --git a/c/src/lib/libbsp/sh/gensh1/include/bsp.h b/c/src/lib/libbsp/sh/gensh1/include/bsp.h
index 17b1fc0677..af4653aed4 100644
--- a/c/src/lib/libbsp/sh/gensh1/include/bsp.h
+++ b/c/src/lib/libbsp/sh/gensh1/include/bsp.h
@@ -49,20 +49,12 @@ extern "C" {
 
 /* Constants */
 
-/*
- *  Simple spin delay in microsecond units for device drivers.
- *  This is very dependent on the clock speed of the target.
- */
-
-#define rtems_bsp_delay( microseconds ) CPU_delay(microseconds)
-#define sh_delay( microseconds ) CPU_delay(microseconds)
-
 /*
  * Defined in the linker script 'linkcmds'
  */
 
-extern void *CPU_Interrupt_stack_low ;
-extern void *CPU_Interrupt_stack_high ;
+extern void *CPU_Interrupt_stack_low;
+extern void *CPU_Interrupt_stack_high;
 
 /*
  *  Device Driver Table Entries