Servo tester with picf675 in basic. Help identify compiler ?

Code Basic4GL - [expand]
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Device = 12F675
Config WDT_OFF, CPD_OFF, CP_OFF, MCLRE_OFF, BODEN_ON, INTRC_OSC_NOCLKOUT
 
'Setup system registers
ADCON0 = $81
ANSEL = $11
TRISIO = $1F
CMCON = $7
WPU = $16
OPTION_REG.7 = 0
GPIO = 0
 
'Global Variables
Dim adc_return As ADRESL.Word
Dim pos_value As Float
Dim servo_pos As Word
 
'Analog mode GP3 = 1
If GPIO.3 = 1 Then
  While 1 = 1    
    ADCON0.1 = 1
    While ADCON0.1 = 1: Wend    
    pos_value = adc_return/1024;
    servo_pos = (pos_value * 2000)+500;    
    Servo GPIO.5, servo_pos
    DelayMS 5  
  Wend  
Else
  'Digital mode GP3 = 0
  servo_pos = 1500  
  While 1 = 1  
    'Down key control logic    
    If GPIO.1 = 0 Then
      If servo_pos <= 510 Then
        servo_pos = 500
      Else
        servo_pos = servo_pos - $A
      EndIf
    End If    
    'Up key control logic
    If GPIO.2 = 0 Then
      If servo_pos >= 2490 Then
        servo_pos = 2500
      Else
        servo_pos = servo_pos + $A
      EndIf
    End If   
    'Reset key control logic 
    If GPIO.4 = 0 Then servo_pos = 1500    
    Servo GPIO.5, servo_pos
    DelayMS 5    
  Wend      
EndIf