/* Offset in a.out file of the text section. For ZMAGIC, the text section
actually includes the a.out header. */
-#define N_TXTOFF(x) ( (N_MAGIC((x)) == ZMAGIC) ? 0 : sizeof(struct exec) )
+#define N_TXTOFF(x) ( (N_MAGIC((x)) == ZMAGIC) ? 0 : EXEC_BYTES_SIZE)
/* Virtual Address of text segment from the a.out file. For OMAGIC,
(almost always "unlinked .o's" these days), should be zero.