Make Error

[del.fanty at sungard.com]

I am trying to install sudo vers. 1.6.3 on a Sun box.  The configure ran clean,
but I am having problems with the Make.  Does anyone know what this error means?
Any suggestions or help is appreciated.
Thank you.

"/scs/pkg/etc/sudoers.tmp\" -DSUDOERS_UID=0 -DSUDOERS_GID=0 -DSUDOERS_MODE=0440
  fnmatch.c
gcc -c -I. -I.  -D__EXTENSIONS__ -g -O2 -D_PATH_SUDOERS=\"/scs/pkg/etc/sudoers\"
 -D_PATH_SUDOERS_TMP=\"/scs/pkg/etc/sudoers.tmp\" -DSUDOERS_UID=0
-DSUDOERS_GID=0 -DSUDOERS_MODE=0440  snprintf.c
gcc -o sudo check.o getspwuid.o goodpath.o fileops.o find_path.o interfaces.o
logging.o parse.o sudo.o sudo_setenv.o tgetpass.o sudo_auth.o aix_auth.o
sudo.tab.o lex.yy.o alloc.o defaults.o fnmatch.o snprintf.o   -ls   -lsocket
-lnsl
ld: fatal: library -ls: not found
ld: fatal: File processing errors. No output written to sudo
collect2: ld returned 1 exit status
make: *** [sudo] Error 1