STRUCT_ALIGN
pbuf_sz = CEIL(pbuf_sz, STRUCT_ALIGN);
#define PROFHDR_SZ (CEIL(sizeof (ProfHeader), STRUCT_ALIGN))
#define PROFMODLIST_SZ (CEIL(sizeof (ProfModuleList), STRUCT_ALIGN))
#define PROFMOD_SZ (CEIL(sizeof (ProfModule), STRUCT_ALIGN))
#define PROFBUF_SZ (CEIL(sizeof (ProfBuffer), STRUCT_ALIGN))
#define PROFCGRAPH_SZ (CEIL(sizeof (ProfCallGraph), STRUCT_ALIGN))
#define PROFFUNC_SZ (CEIL(sizeof (ProfFunction), STRUCT_ALIGN))