...defined(_sun_) || defined(__solaris__)
#   include <ucontext.h>
#elif defined(__APPLE__)
#   include <execinfo.h>

    int printstack...

...root.c in function int File::read().
...
#elif _WIN32
    DWORD size;
    DWORD numread;
    HANDLE h...

...switched entirely over to:

#if Windows
   ...
#elif linux
   ...
#elif __APPLE__
   ...
#else
   assert(0); // fix when...

...if (is(T == A))
              A.SomeAlias x;
          #elif (is(T == B))
              B.SubType x;
          #else...

...line 480 of include/stlsoft/stlsoft.h:

# elif (__INTEL_COMPILER == 1100)
#  define STLSOFT_COMPILER_VERSION...

...doesn't have a preprocessor):

#if
#else
#elif
#endif
#warning
#error
#line
#region
#endregion
#define...

...h (to force usa of custom popen):

#elif defined(LUA_WIN)
  #ifdef WITH_POPEN
    #define...

...item), Base):
    item.on_value_changed(True)
  elif issubclass(type(item), Group):
    item.on_last...

...file consisting of dozens of bizarre #ifdef ... #elif etc. logic. Or worse, need a massive...

...MANAGED */
 # define STLSOFT_STDCALL            __stdcall

-#elif defined(_M_IA64)
+#elif defined(_M_IA64) || defined(_M...