Added missing files for atc, boggle, btlgammon, cribbage.

src/games/btlgammon/Makefile

@@ -4,7 +4,7 @@ TOPSRC          = $(shell cd ../../..; pwd)
 include $(TOPSRC)/target.mk
 #include $(TOPSRC)/cross.mk
 
-CFLAGS  	= -O
+CFLAGS  	= -O -Wall -Werror
 OBJS    	= btlgammon.o
 
 all:            btlgammon

src/games/btlgammon/btlgammon.c

@@ -6,6 +6,7 @@
 #include <time.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <sys/wait.h>
 
 #define	WHITE		0
 #define	BROWN		1
@@ -585,7 +586,7 @@ void prtbrd()
 
 int main()
 {
-	int	go[6], tvec[2];
+	int	go[6];
 	int	k, n, pid, ret, rpid, t;
 	char	s[100];
 
@@ -670,15 +671,18 @@ retry:
 			exit(0);
 
 		case '!':			/* escape to Shell */
-			if(s[1] != '\0')
+			if(s[1] != '\0') {
 				system(s+1);
-			else if((pid = fork()) == 0) {
-				execl("/bin/sh", "sh", "-", 0);
-				fprintf(stderr, "back: cannot exec /bin/sh!\n");
-				exit(2);
-			}
-			while((rpid = wait(&ret)) != pid && rpid != -1)
-				;
+			} else {
+                                pid = fork();
+                                if(pid == 0) {
+                                        execl("/bin/sh", "sh", "-", (char*)0);
+                                        fprintf(stderr, "back: cannot exec /bin/sh!\n");
+                                        exit(2);
+                                }
+                                while((rpid = wait(&ret)) != pid && rpid != -1)
+                                        ;
+                        }
 			goto retry;
 
 		case '?':			/* well, what can i do? */

src/games/cribbage/.gitignore

@@ -1 +1,2 @@
 cribbage
+crib.instr

src/games/cribbage/Makefile

@@ -18,7 +18,7 @@ MAN             = cribbage.0
 MANSRC		= cribbage.6
 LIBS            = -lcurses -ltermcap -lc
 
-all:            cribbage ${MAN} crib.0
+all:            cribbage ${MAN} crib.instr
 
 cribbage:       ${OBJS}
 		$(CC) $(LDFLAGS) -o $@.elf $(OBJS) $(LIBS)
@@ -26,17 +26,16 @@ cribbage:       ${OBJS}
 		$(SIZE) $@.elf
 		$(ELF2AOUT) $@.elf $@ && rm $@.elf
 
-crib.0:         cribbage.n macro
+crib.instr:     cribbage.n macro
 		nroff cribbage.n > $@
 
 ${MAN}:         ${MANSRC}
 		${MANROFF} $< > $@
 
 clean:
-		rm -f *.o core cribbage ${MAN} *.dis
+		rm -f *.o core cribbage ${MAN} *.dis crib.instr
 
 install:        all
 		install cribbage $(DESTDIR)/games/
-		install -m 644 crib.0 $(DESTDIR)/games/lib/crib.instr
+		install -m 644 crib.instr $(DESTDIR)/games/lib/crib.instr
 		cp ${MAN} $(DESTDIR)/share/man/cat6/
-		cp crib.0 $(DESTDIR)/share/man/cat6/