undefined reference to `setkey'

[elisaado]

eli@probook ~/asleap (git)-[master] % make
cc -pipe -Wall -D_LINUX -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I../../.. -D_OPENSSL_MD4 -g3 -ggdb -g   -c -o sha1.o sha1.c
cc -pipe -Wall -D_LINUX -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I../../.. -D_OPENSSL_MD4 -g3 -ggdb -g   -c -o common.o common.c
cc -pipe -Wall -D_LINUX -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I../../.. -D_OPENSSL_MD4 -g3 -ggdb -g   -c -o utils.o utils.c
utils.c: In function ‘DesEncrypt’:
utils.c:179:2: warning: implicit declaration of function ‘setkey’; did you mean ‘socket’? [-Wimplicit-function-declaration]
  setkey((char *)crypt_key);
  ^~~~~~
  socket
utils.c:182:2: warning: implicit declaration of function ‘encrypt’; did you mean ‘crypt’? [-Wimplicit-function-declaration]
  encrypt((char *)des_input, 0);
  ^~~~~~~
  crypt
cc -pipe -Wall -D_LINUX -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I../../.. -D_OPENSSL_MD4 -g3 -ggdb -g asleap.c -o asleap common.o utils.o sha1.o -lpcap -lcrypt -lcrypto
asleap.c: In function ‘main’:
asleap.c:1398:6: warning: variable ‘findleaptimeout’ set but not used [-Wunused-but-set-variable]
  int findleaptimeout = 5;
      ^~~~~~~~~~~~~~~
/usr/bin/ld: utils.o: in function `DesEncrypt':
/home/eli/asleap/utils.c:179: undefined reference to `setkey'
/usr/bin/ld: /home/eli/asleap/utils.c:182: undefined reference to `encrypt'
collect2: error: ld returned 1 exit status
make: *** [Makefile:31: asleap] Error 1

[joswr1ght]

Fixed with 4576d14; you will need to install libxcrypt-dev on your system to build.