make -C src all
make[1]: Entering directory `/home/kurt/Desktop/aircrack-ng-1.1/src'
make -C osdep
make[2]: Entering directory `/home/kurt/Desktop/aircrack-ng-1.1/src/osdep'
Building for Linux
make[3]: Entering directory `/home/kurt/Desktop/aircrack-ng-1.1/src/osdep'
make[3]: `.os.Linux' is up to date.
make[3]: Leaving directory `/home/kurt/Desktop/aircrack-ng-1.1/src/osdep'
make[2]: Leaving directory `/home/kurt/Desktop/aircrack-ng-1.1/src/osdep'
gcc -g -W -Wall -Werror -O3 -D_FILE_OFFSET_BITS=64 -D_REVISION=0  -Iinclude   -c -o aircrack-ng.o aircrack-ng.c
In file included from aircrack-ng.c:65:
crypto.h:12:26: error: openssl/hmac.h: No such file or directory
crypto.h:13:25: error: openssl/sha.h: No such file or directory
crypto.h:15:25: error: openssl/rc4.h: No such file or directory
crypto.h:16:25: error: openssl/aes.h: No such file or directory
cc1: warnings being treated as errors
In file included from aircrack-ng.c:69:
sha1-sse2.h: In function ‘calc_4pmk’:
sha1-sse2.h:140: error: implicit declaration of function ‘HMAC’
sha1-sse2.h:140: error: implicit declaration of function ‘EVP_sha1’
aircrack-ng.c: In function ‘crack_wpa_thread’:
aircrack-ng.c:3934: error: implicit declaration of function ‘EVP_md5’
make[1]: *** [aircrack-ng.o] Error 1
make[1]: Leaving directory `/home/kurt/Desktop/aircrack-ng-1.1/src'
make: *** [all] Error 2