* m_Do_main mostly matching for Wii versions

* Use machine-specific PCH for all m_Do TUs

* Fix 6-byte multichar literals

* Add `struct` to `e_ga_class::ga_s`

* Fix remaining wrong forward declares (struct/class)

* Replace `#include <string>` with `#include <cstring>`

* Guard FLT_EPSILON define to prevent redefinition

* Add missing `#include <cstring>` for direct cstring function usage

* Last fix for standard compiler error

* adding define guards around headers

* rename cmath.h and climits.h to cmath and climits respectively

* renaming cstdarg.h to cstdarg

* renaming cstdlib.h to cstdlib

* renaming cstring.h to cstring

* renaming cstdio.h to cstdio

* renaming cmath locale ctype

* renaming stdarg string and va_list

* renaming cstddef

* renaming stdio stddef stdlib

* renaming algorithm, functional, iterator, memory, and utility

* renaming bitset, cstdint, limits, and stdint

* renaming new and type_traits

* update quote includes for standard library headers to angle bracket includes

* f_op debug 1

* f_op debug 2

* f_op debug 3

* f_op debug 4

* f_op debug 5

* f_op_debug fix build

* f_op linking

* remove goto in fopac_create

* fix regressions

* fix regressions

* pr comments

* f_op debug 6

* f_op debug 7

* f_op debug 8

* f_op debug 9

* f_op debug 10

* f_op work, linking, symbols, heap

* regressions 1

* regressions 2

* pr comments

* f_op debug 1

* f_op debug 2

* f_op debug 3

* f_op debug 4

* f_op debug 5

* f_op_debug fix build

* f_op linking

* remove goto in fopac_create

* fix regressions

* fix regressions

* pr comments

* Global: Define DEBUG as 0 if not already defined

* Clean up DEBUG-guarded code

* Fix debug build

* Debug build now takes .alf as input instead of .dol

I had to manually remove the following line from symbols.txt for DTK to work:
```
.data = .sbss:0x8074C97C; // type:object size:0x4 scope:local data:byte
```
After that it built OK, and DTK automatically modified all other lines in symbols.txt.

* Fix pragma in header messing up debug optimization level

* move dolsdk2004 over

* cleanup some temp work

* finish and cleanup gf

* b_bh done

* d_a_e_mb done