Fix the undefined reference to `playerInitReal'

src/player.c

@@ -102,7 +102,7 @@ int playerInit() {
 	return 0;
 }
 
-static int playerInitReal() {
+int playerInitReal() {
 	int player_pid;
 	blockSignals();
 	player_pid = fork();

src/player.h

@@ -89,6 +89,8 @@ typedef struct _PlayerControl {
         MetadataChunk fileMetadataChunk;
 } PlayerControl;
 
+int playerInitReal();
+
 void player_sigChldHandler(int pid, int status);
 
 int playerPlay(FILE * fp, Song * song);

src/playerData.c

@@ -33,7 +33,7 @@ int buffered_chunks;
 #define DEFAULT_BUFFER_SIZE		2048
 #define DEFAULT_BUFFER_BEFORE_PLAY	0
 
-PlayerData * playerData_pd;
+static PlayerData * playerData_pd;
 int * player_pid;
 
 void initPlayerData() {