Remove unused variables and fix an incorrect typecast in realloc()

src/sbbs3/scfg/scfg.c

@@ -618,7 +618,7 @@ configuration before deciding, hit ~ ESC ~.
 void txt_cfg()
 {
 	static int txt_dflt,bar;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i;
 	static txtsec_t savtxtsec;
@@ -786,7 +786,7 @@ abreviation of the name.
 void shell_cfg()
 {
 	static int shell_dflt,shell_bar;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i;
 	static shell_t savshell;

src/sbbs3/scfg/scfgchat.c

@@ -205,7 +205,7 @@ when running this chat pager, set this option to either `Standard` or ~Console~.
 void chan_cfg()
 {
 	static int chan_dflt,chan_bar,opt_dflt;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i;
 	static chan_t savchan;
@@ -611,7 +611,7 @@ This is the output string that results from this chat action.
 void guru_cfg()
 {
 	static int guru_dflt,guru_bar,opt_dflt;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i;
 	static guru_t savguru;

src/sbbs3/scfg/scfgnet.c

@@ -1218,7 +1218,7 @@ this option to `Strip out`.
 			,sizeof(ulong *)*(cfg.qhub[num]->subs+1)))==NULL
 		|| (cfg.qhub[num]->conf=(ushort *)realloc(cfg.qhub[num]->conf
             ,sizeof(ushort *)*(cfg.qhub[num]->subs+1)))==NULL
-		|| (cfg.qhub[num]->mode=(uchar *)realloc(cfg.qhub[num]->mode
+		|| (cfg.qhub[num]->mode=(char *)realloc(cfg.qhub[num]->mode
 			,sizeof(uchar *)*(cfg.qhub[num]->subs+1)))==NULL) {
 			errormsg(WHERE,ERR_ALLOC,nulstr,cfg.qhub[num]->subs+1);
 			continue; 

src/sbbs3/scfg/scfgsub.c

@@ -38,7 +38,7 @@
 void sub_cfg(uint grpnum)
 {
 	static int dflt,tog_dflt,opt_dflt,net_dflt,adv_dflt,bar;
-	char str[128],str2[128],done=0,code[128],*p;
+	char str[128],str2[128],done=0,code[128];
 	char path[MAX_PATH+1];
 	char data_dir[MAX_PATH+1];
 	int j,m,n,ptridx,q,s;

src/sbbs3/scfg/scfgxfr2.c

@@ -679,7 +679,7 @@ command: `DIR /ON /AD /B > DIRS.RAW`
 void dir_cfg(uint libnum)
 {
 	static int dflt,bar,tog_dflt,tog_bar,adv_dflt,opt_dflt;
-	char str[128],str2[128],code[128],path[MAX_PATH+1],done=0,*p;
+	char str[128],str2[128],code[128],path[MAX_PATH+1],done=0;
 	char data_dir[MAX_PATH+1];
 	int j,n;
 	uint i,dirnum[MAX_OPTS+1];

src/sbbs3/scfg/scfgxtrn.c

@@ -781,7 +781,7 @@ re-initialized, set this option to ~Yes~.
 void xtrn_cfg(uint section)
 {
 	static int ext_dflt,ext_bar,sub_bar,opt_dflt,time_dflt;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i,n,xtrnnum[MAX_OPTS+1];
 	static xtrn_t savxtrn;
@@ -1507,7 +1507,7 @@ option to `Yes`.
 void xedit_cfg()
 {
 	static int dflt,dfltopt,bar;
-	char str[81],code[81],done=0,*p;
+	char str[81],code[81],done=0;
 	int j,k;
 	uint i;
 	static xedit_t savxedit;
@@ -2079,7 +2079,7 @@ return(0);
 void xtrnsec_cfg()
 {
 	static int xtrnsec_dflt,xtrnsec_opt;
-	char str[128],code[128],done=0,*p;
+	char str[128],code[128],done=0;
 	int j,k;
 	uint i;
 	static xtrnsec_t savxtrnsec;