checking for kstat_open in -lkstat... no
checking for getloadavg... yes
checking whether getloadavg requires setgid... no
checking type of array argument to getgroups... gid_t
checking for getgroups... yes
checking for working getgroups... yes
checking for wait3 that fills in rusage... yes
checking whether utime accepts a null argument... yes
checking for working strtod... yes
checking sys/select.h usability... yes
checking sys/select.h presence... yes
checking for sys/select.h... yes
checking sys/socket.h usability... yes
checking sys/socket.h presence... yes
checking for sys/socket.h... yes
checking types of arguments for select... int,fd_set *,struct timeval *
checking for alarm... yes
checking for working mktime... yes
checking whether lstat accepts an empty string... no
checking vfork.h usability... no
checking vfork.h presence... no
checking for vfork.h... no
checking for fork... yes
checking for vfork... yes
checking for working fork... yes
checking for working vfork... (cached) yes
checking for error_at_line... yes
checking whether closedir returns void... no
checking for unistd.h... (cached) yes
checking for working chown... yes
checking for working volatile... yes
checking for initgroups... yes
checking for setrlimit... yes
checking for waitpid... yes
checking for setproctitle... no
checking for getopt_long... yes
checking for seteuid... yes
checking for setreuid... yes
checking for setresuid... yes
checking for setegid... yes
checking for setregid... yes
checking for setresgid... yes
checking for statvfs... yes
checking for statfs... yes
checking for putenv... yes
checking for setenv... yes
checking for unsetenv... yes
checking for getpagesize... (cached) yes
checking for realpath... yes
checking for pread... yes
checking for posix_fadvise... yes
checking for ptrace... yes
checking for strtoull... yes
checking for strtoq... yes
checking for strlcpy... no
checking for strlcat... no
checking for memset... yes
checking for munmap... yes
checking for strdup... yes
checking for fileno... yes
checking for mapviewoffile... no
checking for madvise... yes
checking for getaddrinfo... yes
checking for getnameinfo... yes
checking for inet_ntop... yes
checking for inet_pton... yes
checking for setusershell... yes
checking for setgroups... yes
checking for snprintf... yes
checking for vsnprintf... yes
checking for vfprintf... yes
checking for gethostname... yes
checking for setlocale... (cached) yes
checking for timegm... yes
checking for tzset... yes
checking for utime... yes
checking for utimes... yes
checking for mknod... yes
checking for mkfifo... yes
checking for random... yes
checking for srandomdev... no
checking for arc4random... no
checking for arc4random_stir... no
checking for arc4random_addrandom... no
checking for closefrom... no
checking for explicit_bzero... no
checking for getpwnam_shadow... no
checking whether statvfs64() is defined... yes
checking whether snprintf is C99 conformant... done
checking whether getgroups 0 is sane... no
checking whether realpath likes unreadable directories... yes
checking whether you already have a standard MD5 implementation... no
checking whether you already have a standard SHA1 implementation... no
checking whether we are inside a Virtuozzo virtual host... no
checking default TCP send buffer size... 16384
checking default TCP receive buffer size... 87380
configure: error: OpenSSL headers not found.
make: *** No targets specified and no makefile found.  Stop.
========================================================
[31mERROR: pure-ftpd installation failed.[0m