Elf64_Off
#define EC_OFF(a) ((Elf64_Off)(a)) /* "ull" */
Elf64_Off sh_offset; /* Offset in file. */
Elf64_Off p_offset; /* File offset of contents. */
Elf64_Off e_phoff; /* Program header file offset. */
Elf64_Off e_shoff; /* Section header file offset. */