In file included from  fluidLevel.cpp:1:
 fluidLevel.h:4:1: error: C++ requires a type specifier for all declarations
pinMode(2, INPUT);                      // set fluid level switch input pin and mode
^~~~~~~
 fluidLevel.h:4:12: error: use of undeclared identifier 'INPUT'
pinMode(2, INPUT);                      // set fluid level switch input pin and mode
           ^
 fluidLevel.h:8:2: error: invalid preprocessing directive
#endfi
 ^
 fluidLevel.h:1:2: error: unterminated conditional directive
#ifndef FLUIDLEVEL_H
 ^
 fluidLevel.cpp:3:6: error: functions that differ only in their return type cannot be overloaded
void getFluidLevel() {
     ^
 fluidLevel.h:6:5: note: previous declaration is here
int getFluidLevel(void);        // function prototype
    ^
 fluidLevel.cpp:4:9: error: use of undeclared identifier 'digitalRead'
        return digitalRead(2);  // get fluid level switch value and return
               ^
6 errors generated.


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