Various minor fixes for Samsung YH* targets

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27751 a1c6a512-1295-4272-9138-f99709370657

firmware/common/filefuncs.c

@@ -23,6 +23,7 @@
 #include "stdlib.h"
 #include "string.h"
 #include "debug.h"
+#include "filefuncs.h"
 
 #ifdef HAVE_MULTIVOLUME
 /* returns on which volume this is, and copies the reduced name

firmware/drivers/rtc/rtc_e8564.c

@@ -109,6 +109,7 @@ int rtc_write_datetime(const struct tm *tm)
     return 1;
 }
 
+#ifdef HAVE_RTC_ALARM
 void rtc_set_alarm(int h, int m)
 {
     unsigned char buf[4] = {0};
@@ -222,4 +223,5 @@ bool rtc_check_alarm_flag(void)
 
     return (tmp & RTC_AF);
 }
+#endif /* HAVE_RTC_ALARM */
 

firmware/target/arm/samsung/yh820/backlight-yh820.c

@@ -22,6 +22,7 @@
 #include "cpu.h"
 #include "system.h"
 #include "backlight.h"
+#include "backlight-target.h"
 #include "lcd.h"
 
 void _backlight_on(void)

firmware/target/arm/samsung/yh920/backlight-yh920.c

@@ -22,6 +22,7 @@
 #include "cpu.h"
 #include "system.h"
 #include "backlight.h"
+#include "backlight-target.h"
 #include "lcd.h"
 
 void _backlight_on(void)

firmware/target/arm/samsung/yh925/backlight-yh925.c

@@ -22,6 +22,7 @@
 #include "cpu.h"
 #include "system.h"
 #include "backlight.h"
+#include "backlight-target.h"
 #include "lcd.h"
 
 void _backlight_on(void)