}
-extern void idct_put_altivec(uint8_t *dest, int line_size, int16_t *block);
-extern void idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
+void idct_put_altivec(uint8_t *dest, int line_size, int16_t *block);
+void idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
void MPV_common_init_altivec(MpegEncContext *s)
{