Expert help !!! An error occurred while installing kermit.

Expert help !!! An error occurred while installing kermit-general Linux technology-Linux technology and application information. For more information, see. The compiler version I used is 3.4.1.
Download the C-Kermit version cku211.tar.gz
The procedure is as follows:
Put the program under/opt, in the root state:
Mkdir/opt/kermit
Cp cku211.tar.gz/opt/kermit
Cd/opt/kermit
Tar zxvf cku211.tar.gz
Make linux
Screen Display:
Make [1]: Entering directory '/opt/kermit'
Making C-Kermit "8.0.211" for Linux 1.2 or later...
IMPORTANT: Read the comments in the linux section of
Makefile if you have trouble.
Make xermit KTARGET =$ {KTARGET:-linuxa} "CC = gcc" "CC2 = gcc "\
"CFLAGS =-O-DLINUX-pipe-funsigned-char-DFNFLOAT-DCK_POSIX_SIG \
-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-DNOCOTFMC-DPOSIX \
-DUSE_STRERROR-DCK_NCURSES-I/usr/include/ncurses-DHAVE_PTMX-DHAVE_BAUDBOY-Example "" LNKFLAGS = "" LIBS =-lncurses-lresolv-lcrypt-lm"
Make [2]: Entering directory '/opt/kermit'
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckcmai. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckclib. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckucmd. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuusr. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus2.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus3.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus4.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus5.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus6.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuus7.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuusx. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuusy. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ck.pdf. c
Gcc-o unzip ckloud. o-lncurses-lresolv-lcrypt-lm
./Wart ckcpro. w ckcpro. c
16 states, 73 actions
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckcpro. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckcfns. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckcfn2.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckcfn3.c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckuxla. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckucns. c
Gcc-O-DLINUX-pipe-funsigned-char-DFNFLOAT-runtime-DCK_NEWTERM-DTCPSOCKET-DLINUXFSSTND-runtime-DPOSIX-DUSE_STRERROR-rewrite-I/usr/include/ncurses-DHAVE_PTMX- DHAVE_BAUDBOY-DHAVE_CRYPT_H-DKTARGET = \ "linux \"-c ckutio. c
In file encoded ded from ckutio. c: 795:
/Usr/include/fcntl. h: 72: error: conflicting types for 'open'
/Usr/include/fcntl. h: 72: note: a parameter list with an ellipsis can't match an empty parameter name list declaration
/Usr/include/baudboy. h: 47: error: previous implicit declaration of 'open' was here
Make [2]: *** [ckutio. o] Error 1
Make [2]: Leaving directory '/opt/kermit'
Make [1]: *** [linuxa] Error 2
Make [1]: Leaving directory '/opt/kermit'
Make: *** [linux] Error 2

Fcnt. h72 rows:
# Ifndef _ USE_FILE_OFFSET64
Extern int open (_ const char * _ file, int _ oflag,...) _ nonnull (1); this is 72 rows
# Else

47th rows of baudboy. h
If (fd = open ("/dev/null", 2) <0)

Does the Parameter definition conflict? How to change it?