i am trying to use gcc 3.2.i am getting problems while linking to the header files. I used des_ecb_encrypt() function in my programme.I included openssl/des.h file.still the compiler can't link the file to the program.I am getting the following error. tmp/ccUUPVii.o: In function `main': /tmp/ccUUPVii.o(.text+0xfe): undefined reference to `DES_set_key' /tmp/ccUUPVii.o(.text+0x117): undefined reference to `DES_ecb_encrypt' collect2: ld returned 1 exit status could u plz help me to resolve this problem.plz tell me what could be the problem.I am relatively new to linux environment thank u __________________________________ Do you Yahoo!? SBC Yahoo! DSL - Now only $29.95 per month! http://sbc.yahoo.com