66 #define F2(x, y, z) F1(z, x, y)  macro
118 	MD5STEP(F2, a, b, c, d, in[ 1] + 0xf61e2562,  5);  in MD5Transform()
119 	MD5STEP(F2, d, a, b, c, in[ 6] + 0xc040b340,  9);  in MD5Transform()
120 	MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);  in MD5Transform()
121 	MD5STEP(F2, b, c, d, a, in[ 0] + 0xe9b6c7aa, 20);  in MD5Transform()
122 	MD5STEP(F2, a, b, c, d, in[ 5] + 0xd62f105d,  5);  in MD5Transform()
123 	MD5STEP(F2, d, a, b, c, in[10] + 0x02441453,  9);  in MD5Transform()
124 	MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);  in MD5Transform()
125 	MD5STEP(F2, b, c, d, a, in[ 4] + 0xe7d3fbc8, 20);  in MD5Transform()
126 	MD5STEP(F2, a, b, c, d, in[ 9] + 0x21e1cde6,  5);  in MD5Transform()
127 	MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6,  9);  in MD5Transform()
128 	MD5STEP(F2, c, d, a, b, in[ 3] + 0xf4d50d87, 14);  in MD5Transform()
129 	MD5STEP(F2, b, c, d, a, in[ 8] + 0x455a14ed, 20);  in MD5Transform()
130 	MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905,  5);  in MD5Transform()
131 	MD5STEP(F2, d, a, b, c, in[ 2] + 0xfcefa3f8,  9);  in MD5Transform()
132 	MD5STEP(F2, c, d, a, b, in[ 7] + 0x676f02d9, 14);  in MD5Transform()
133 	MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);  in MD5Transform()