Remove wrong multiple inclusion guards.

Those files are really meant to be included several times.

Originally committed as revision 10766 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/i386/dsputil_mmx_avg.h

@@ -24,9 +24,6 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef FFMPEG_DSPUTIL_MMX_AVG_H
-#define FFMPEG_DSPUTIL_MMX_AVG_H
-
 /* XXX: we use explicit registers to avoid a gcc 2.95.2 register asm
    clobber bug - now it will work with 2.95.2 and also with -fPIC
  */
@@ -872,5 +869,3 @@ QPEL_2TAP_L3(avg_)
 QPEL_2TAP_L3(put_)
 #undef STORE_OP
 #undef QPEL_2TAP_L3
-
-#endif /* FFMPEG_DSPUTIL_MMX_AVG_H */

libavcodec/i386/dsputil_mmx_qns.h

@@ -22,9 +22,6 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef FFMPEG_DSPUTIL_MMX_QNS_H
-#define FFMPEG_DSPUTIL_MMX_QNS_H
-
 #define MAX_ABS (512 >> (SCALE_OFFSET>0 ? SCALE_OFFSET : 0))
 
 static int DEF(try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale)
@@ -102,5 +99,3 @@ static void DEF(add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale)
         }
     }
 }
-
-#endif /* FFMPEG_DSPUTIL_MMX_QNS_H */

libavcodec/i386/dsputil_mmx_rnd.h

@@ -24,9 +24,6 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef FFMPEG_DSPUTIL_MMX_RND_H
-#define FFMPEG_DSPUTIL_MMX_RND_H
-
 // put_pixels
 static void DEF(put, pixels8_x2)(uint8_t *block, const uint8_t *pixels, int line_size, int h)
 {
@@ -591,5 +588,3 @@ static void DEF(avg, pixels16_xy2)(uint8_t *block, const uint8_t *pixels, int li
     DEF(avg, pixels8_xy2)(block  , pixels  , line_size, h);
     DEF(avg, pixels8_xy2)(block+8, pixels+8, line_size, h);
 }
-
-#endif /* FFMPEG_DSPUTIL_MMX_RND_H */