Various files: make functions static if they're local or make sure there is a proper #include if not

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22184 a1c6a512-1295-4272-9138-f99709370657

firmware/target/arm/imx31/gigabeat-s/system-imx31.c

@@ -41,7 +41,7 @@ unsigned int iim_system_rev(void)
     return system_rev & IIM_SREV_SREV;
 }
 
-unsigned int iim_prod_rev(void)
+static unsigned int iim_prod_rev(void)
 {
     return product_rev;
 }

firmware/target/arm/ipod/video/lcd-video.c

@@ -123,9 +123,9 @@ unsigned flash_vmcs_length;
    Based on part of FS#6721.  This may belong elsewhere.
    (BCM initialization uploads the vmcs section to the BCM.)
  */
-bool flash_get_section(const unsigned int imageid,
-                       void **offset,
-                       unsigned int *length)
+static bool flash_get_section(const unsigned int imageid,
+                              void **offset,
+                              unsigned int *length)
 {
     unsigned long *p = (unsigned long*)(ROM_BASE + 0xffe00);
     unsigned char *csp, *csend;
@@ -505,7 +505,7 @@ static void bcm_command(unsigned cmd)
     }
 }
 
-void bcm_powerdown(void)
+static void bcm_powerdown(void)
 {
     bcm_write32(0x10001400, bcm_read32(0x10001400) & ~0xF0);
 
@@ -530,7 +530,7 @@ const unsigned char bcm_bootstrapdata[] =
     0xA1, 0x81, 0x91, 0x02, 0x12, 0x22, 0x72, 0x62
 };
 
-void bcm_init(void)
+static void bcm_init(void)
 {
     int i;
 

firmware/target/arm/iriver/h10/backlight-h10.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)