* Package:    mail-filter/imapfilter-2.5.7-r1
 * Repository: gentoo
 * Maintainer: net-mail@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox splitdebug userpriv usersandbox
>>> Unpacking source...
>>> Unpacking imapfilter-2.5.7.tar.gz to /var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work
>>> Source unpacked in /var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work
>>> Preparing source in /var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7 ...
make -j1 CC=x86_64-pc-linux-gnu-gcc 'LDFLAGS=-Wl,--hash-style=gnu -Wl,-O1 -Wl,--as-needed' 
cd src && make all
make[1]: Entering directory '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7/src'
x86_64-pc-linux-gnu-gcc -O2 -pipe -march=native -Wall -Wextra  -DCONFIG_SHAREDIR='"/usr/share/imapfilter"'     -c -o auth.o auth.c
auth.c: In function ‘auth_cram_md5’:
auth.c:23:11: error: storage size of ‘hmac’ isn’t known
  HMAC_CTX hmac;
           ^~~~
auth.c:31:2: warning: ‘HMAC_Init’ is deprecated [-Wdeprecated-declarations]
  HMAC_Init(&hmac, (const unsigned char *)pass, strlen(pass), EVP_md5());
  ^~~~~~~~~
In file included from /usr/include/openssl/opensslconf.h:10,
                 from /usr/include/openssl/hmac.h:13,
                 from auth.c:4:
/usr/include/openssl/hmac.h:28:1: note: declared here
 DEPRECATEDIN_1_1_0(__owur int HMAC_Init(HMAC_CTX *ctx, const void *key, int len,
 ^~~~~~~~~~~~~~~~~~
auth.c:23:11: warning: unused variable ‘hmac’ [-Wunused-variable]
  HMAC_CTX hmac;
           ^~~~
make[1]: *** [<builtin>: auth.o] Error 1
make[1]: Leaving directory '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7/src'
make: *** [Makefile:2: all] Error 2
 * ERROR: mail-filter/imapfilter-2.5.7-r1::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=mail-filter/imapfilter-2.5.7-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=mail-filter/imapfilter-2.5.7-r1::gentoo'`.
 * The complete build log is located at '/var/log/portage/mail-filter:imapfilter-2.5.7-r1:20181231-092814.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/temp/environment'.
 * Working directory: '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7'
 * S: '/var/tmp/portage/mail-filter/imapfilter-2.5.7-r1/work/imapfilter-2.5.7'