-#define N_MACHTYPE(exec) \
- ((enum machine_type)(((exec).a_info >> 16) & 0x03ff))
-#define N_FLAGS(exec) \
- (((exec).a_info >> 26) & 0x3f)
-
-#define N_SET_INFO(exec, magic, type, flags) \
- ((exec).a_info = ((magic) & 0xffff) \
- | (((int)(type) & 0x3ff) << 16) \
+#define N_MACHTYPE(execp) \
+ ((enum machine_type) (((execp)->a_info >> 16) & 0x03ff))
+#define N_FLAGS(execp) \
+ (((execp)->a_info >> 26) & 0x3f)
+
+#define N_SET_INFO(execp, magic, type, flags) \
+ ((execp)->a_info = ((magic) & 0xffff) \
+ | (((int) (type) & 0x3ff) << 16) \