linkerprobs

why.h

//COMPILES
#ifndef SOMEDEF
void initstuff(){
}
#endif

#ifdef SOMEDEF
void initstuff(){
}
#endif


// DOES NOT COMPILE
#ifdef SOMEDEF
void initstuff(){
}
#endif
#ifndef SOMEDEF
void initstuff(){
}
#endif


// DOES NOT COMPILE
#ifdef SOMEDEF
void initstuff(){
}
#else 
void initstuff(){
}
#endif

// COMPILES
#ifndef SOMEDEF
void initstuff(){
}
#else 
void initstuff(){
}
#endif

I am going to guess that ifdef check still sees the function def and does something when it sees the second, what is odd is that there is no error related to that, there is only a bunch of

error: 'whatnot' was not declared in this scope