16 #define prototype_dequant_block(sym) \  argument
17     void sym(BLOCKD *x)
19 #define prototype_dequant_idct_add(sym) \  argument
20     void sym(short *input, short *dq, \
24 #define prototype_dequant_dc_idct_add(sym) \  argument
25     void sym(short *input, short *dq, \
30 #define prototype_dequant_dc_idct_add_y_block(sym) \  argument
31     void sym(short *q, short *dq, \
35 #define prototype_dequant_idct_add_y_block(sym) \  argument
36     void sym(short *q, short *dq, \
40 #define prototype_dequant_idct_add_uv_block(sym) \  argument
41     void sym(short *q, short *dq, \