- -ansi changes the behavior of header files significantly.
- It causes __STRICT_ANSI__ to be defined, and some headers
- interpret that as cause to e.g. not use `long long' or
- __attribute__. The former example is bad when off_t is supposed
- to be `long long'.
+ -ansi changes the behavior of header files significantly. It
+ causes __STRICT_ANSI__ to be defined, and some headers interpret
+ that as cause to e.g. not use `long long' or __attribute__. The
+ former example is bad when off_t is supposed to be `long long',
+ and the latter prevents -Wformat from working.