code: def _nestr(ins):
      ''' Compares & pops top 2 strings out of the stack.
      Temporal values are freed from memory. (a$ != b$)
      '''
      (tmp1, tmp2, output) = _str_oper(ins.quad[2], ins.quad[3])
      output.append('call __STRNE')
      output.append('push af')
      REQUIRES.add('string.asm')
      return outpuf _nestr(ins):
      ''' Compares & pops top 2 strings out of the stack.
      Temporal values are freed from memory. (a$ != b$)
      '''
      (tmp1, tmp2, output) = _str_oper(ins.quad[2], ins.quad[3])
      output.append('call __STRNE')
      output.append('push af')
      REQUIRES.add('string.asm')
      return output
docs: Compares & pops top 2 strings out of the stack.
      Temporal values are freed from memory. (a$ != b$)