mark all local functions as static

Source/Core/Common/CDUtils.cpp

@@ -155,7 +155,7 @@ static struct
 	};
 
 // Returns true if a device is a block or char device and not a symbolic link
-bool is_device(const std::string& source_name)
+static bool is_device(const std::string& source_name)
 {
 	struct stat buf;
 	if (0 != lstat(source_name.c_str(), &buf))

Source/Core/Common/ColorUtil.cpp

@@ -16,7 +16,7 @@ const int lut4to8[] = { 0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,
 						0x88,0x99,0xAA,0xBB,0xCC,0xDD,0xEE,0xFF };
 const int lut3to8[] = { 0x00,0x24,0x48,0x6D,0x91,0xB6,0xDA,0xFF };
 
-u32 Decode5A3(u16 val)
+static u32 Decode5A3(u16 val)
 {
 	const u32 bg_color = 0x00000000;
 

Source/Core/Common/Crypto/bn.cpp

@@ -6,6 +6,7 @@
 #include <string.h>
 
 #include "Common/Common.h"
+#include "Common/Crypto/bn.h"
 
 static void bn_zero(u8 *d, u32 n)
 {

Source/Core/Common/MemoryUtil.cpp

@@ -7,6 +7,7 @@
 #include <string>
 
 #include "Common/Common.h"
+#include "Common/MemoryUtil.h"
 
 #ifdef _WIN32
 #include <windows.h>

Source/Core/Common/SysConf.cpp

@@ -154,7 +154,7 @@ bool SysConf::LoadFromFileInternal(FILE *fh)
 }
 
 // Returns the size of the item in file
-unsigned int create_item(SSysConfEntry &item, SysconfType type, const std::string &name,
+static unsigned int create_item(SSysConfEntry &item, SysconfType type, const std::string &name,
 		const int data_length, unsigned int offset)
 {
 	item.offset = offset;