Fixed build errors/warnings for gcc 4.7.2.

src/cmd/smlrc/Makefile

@@ -1,12 +1,12 @@
 TOPSRC          = $(shell cd ../../..; pwd)
 include $(TOPSRC)/target.mk
-#include $(TOPSRC)/cross.mk
 
 CFLAGS          = -Os -Wall -DMIPS -DNO_ANNOTATIONS -DNO_PREPROCESSOR \
                   -DNO_PPACK -D_RETROBSD -D__SMALLER_C_SCHAR__ \
                   -D__SMALLER_C__ -D__SMALLER_C_32__
 
 # For cross compile
+#include $(TOPSRC)/cross.mk
 #CFLAGS          = -Os -Wall -DMIPS -m32
 #LDFLAGS         = -m32
 

src/games/battlestar/Makefile

@@ -13,7 +13,7 @@ OBJS            = battlestar.o cmd1.o cmd2.o cmd3.o cmd4.o cmd5.o cmd6.o cmd7.o
 		  init.o cypher.o getcom.o parse.o room.o save.o fly.o misc.o \
 		  _globals.o _dayfile.o _nightfile.o dayobjs.o nightobjs.o words.o \
 		  curses.o doprnt.o
-LIBS            =
+LIBS            = -lc
 MAN		= battlestar.0
 MANSRC		= battlestar.6
 

src/games/sail/Makefile

@@ -12,7 +12,7 @@ CFLAGS		+= -Os -mips16 -Werror -Wall
 OBJS            = main.o pl_main.o pl_1.o pl_2.o pl_3.o pl_4.o pl_5.o pl_6.o pl_7.o \
                   dr_main.o dr_1.o dr_2.o dr_3.o dr_4.o dr_5.o lo_main.o \
                   assorted.o game.o globals.o misc.o parties.o sync.o version.o doprnt.o
-LIBS            = -lcurses -ltermcap
+LIBS            = -lcurses -ltermcap -lc
 MAN		= sail.0
 MANSRC		= sail.6
 

src/games/trek/Makefile

@@ -17,7 +17,7 @@ OBJS            = abandon.o attack.o autover.o capture.o check_out.o checkcond.o
                   ranf.o rest.o schedule.o score.o setup.o setwarp.o shell.o \
                   shield.o snova.o srscan.o systemname.o torped.o utility.o \
                   visual.o warp.o win.o
-LIBS            = -lm
+LIBS            = -lm -lc
 MAN		= trek.0
 MANSRC		= trek.6
 

src/games/trek/main.c

@@ -121,7 +121,7 @@ main(argc, argv)
 {
 	long			vect;
 	/* extern FILE		*f_log; */
-	register char		opencode;
+	/* register char	opencode; */
 	int			prio;
 	register int		ac;
 	register char		**av;
@@ -132,7 +132,7 @@ main(argc, argv)
 	av++;
 	time(&vect);
 	srand(vect);
-	opencode = 'w';
+	/* opencode = 'w'; */
 	prio = PRIO;
 	if (ioctl(1, TIOCGETP, &argp) == 0)
 	{
@@ -144,7 +144,7 @@ main(argc, argv)
 		switch (av[0][1])
 		{
 		  case 'a':	/* append to log file */
-			opencode = 'a';
+			/* opencode = 'a'; */
 			break;
 
 		  case 'f':	/* set fast mode */