my_num2ulong 151 bfs_num.c return (unsigned short)(my_num2ulong(x) & 0xffff); my_num2ulong 167 bfs_num.c return (unsigned char)(my_num2ulong(x) & 0xff); my_num2ulong 29 bfs_num.h #define NUM2ULONG(x) my_num2ulong(x)