Fix warnings:
cfg-mplayer.h:9: warning: redundant redeclaration of 'noconsolecontrols'
mplayer.c:191: warning: previous definition of 'noconsolecontrols' was here
cfg-mplayer.h:22: warning: redundant redeclaration of 'volstep'
mplayer.c:566: warning: previous definition of 'volstep' was here
cfg-mplayer.h:37: warning: redundant redeclaration of 'osd_level'
mplayer.c:235: warning: previous definition of 'osd_level' was here
cfg-mplayer.h:82: warning: redundant redeclaration of 'use_filedir_conf'
mplayer.c:370: warning: previous declaration of 'use_filedir_conf' was here

Index: mplayer/cfg-mplayer.h
===================================================================
--- mplayer/cfg-mplayer.h	(revision 24385)
+++ mplayer/cfg-mplayer.h	(working copy)
@@ -6,7 +6,6 @@
 
 extern int key_fifo_size;
 extern unsigned doubleclick_time;
-extern int noconsolecontrols;
 
 #ifdef HAVE_FBDEV
 extern char *fb_mode_cfgfile;
@@ -19,8 +18,6 @@
 extern int fakemono; // defined in dec_audio.c
 #endif
 
-extern int volstep;
-
 #ifdef HAVE_LIRC
 extern char *lirc_configfile;
 #endif
@@ -34,8 +31,6 @@
 extern int fullscreen;
 extern int vidmode;
 
-extern int osd_level;
-
 extern char *ao_outputfilename;
 extern int ao_pcm_waveheader;
 
@@ -81,7 +76,6 @@
 extern int readPPOpt(void *conf, char *arg);
 extern void revertPPOpt(void *conf, char* opt);
 extern char* pp_help;
-extern int use_filedir_conf;
 
 m_option_t vd_conf[]={
 	{"help", "Use MPlayer with an appropriate video file instead of live partners to avoid vd.\n", CONF_TYPE_PRINT, CONF_NOCFG|CONF_GLOBAL, 0, 0, NULL},