MFC: r205393

- Remove a bogus forward declaration.
- Fix whitespace.

lib/libc/sparc64/fpu/fpu_extern.h

@@ -41,7 +41,6 @@
 #define _SPARC64_FPU_FPU_EXTERN_H_
 
 struct utrapframe;
-union instr;
 struct fpemu;
 struct fpn;
 

lib/libc/sparc64/fpu/fpu_implode.c

@@ -198,7 +198,6 @@ __fpu_ftoi(fe, fp)
 
 	sign = fp->fp_sign;
 	switch (fp->fp_class) {
-
 	case FPC_ZERO:
 		return (0);
 
@@ -248,7 +247,6 @@ __fpu_ftox(fe, fp, res)
 
 	sign = fp->fp_sign;
 	switch (fp->fp_class) {
-
 	case FPC_ZERO:
 		res[1] = 0;
 		return (0);
@@ -504,7 +502,6 @@ __fpu_implode(fe, fp, type, space)
 {
 
 	switch (type) {
-
 	case FTYPE_LNG:
 		space[0] = __fpu_ftox(fe, fp, space);
 		break;