ya he solucionado lo del DEVICE, lo que he hecho ha sido modificar la cabecera del programa y al compilarlo ya obtengo 0 errores pero tambien me salen los siguientes warnings:
>>> Warning 203 "C:\led\ds1307.c" Line 58(1,1): Condition always TRUE
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (@delay_ms1)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (lcd_send_nibble)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (lcd_send_byte)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (@I2C_WRITE_1)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (menu_ajustar_rtc)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (menu_ajuste_tempoDN_ND)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (lcd_putc)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (lcd_gotoxy)
>>> Warning 216 "acualed2.c" Line 143(2,3): Interrupts disabled during call to prevent re-entrancy: (@PRINTF_U_89)
Memory usage: ROM=18% RAM=7% - 9%
0 Errors, 10 Warnings.