[...]

errors.c: In function 'err_info':
errors.c:40:3: error: format not a string literal and no format arguments [-Werror=format-security]
   fprintf(stderr, errmsg);
   ^
errors.c: In function 'err_crit':
errors.c:46:3: error: format not a string literal and no format arguments [-Werror=format-security]
   fprintf(stderr, errmsg);
   ^
x86_64-tld-linux-gcc -DHAVE_CONFIG_H -I. -I.. -DLOCALEDIR=\"/usr/share/locale\" -I../intl    -O2 -fwrapv -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4 -fPIC -march=x86-64  -I/usr/include -Wall -MT rndwin32.o -MD -MP -MF .deps/rndwin32.Tpo -c -o rndwin32.o rndwin32.c
cc1: some warnings being treated as errors
make[2]: *** [errors.o] Error 1
make[2]: *** Waiting for unfinished jobs....
rndwin32.c:18:13: warning: 'rcsid' defined but not used [-Wunused-variable]
 static char rcsid[] = "$Id: rndwin32.c,v 1.3 2007/11/07 17:14:58 nmav Exp $";
             ^
mv -f .deps/rndwin32.Tpo .deps/rndwin32.Po
mv -f .deps/bits.Tpo .deps/bits.Po
openpgp.c: In function 'pgp_encrypt_wrap':
openpgp.c:40:2: warning: pointer targets in passing argument 2 of 'get_password' differ in signedness [-Wpointer-sign]
  if (pass==NULL) _pass = get_password( ENCRYPT, &len);
  ^
In file included from openpgp.c:24:0:
./extra.h:10:8: note: expected 'unsigned int *' but argument is of type 'int *'
 char * get_password( int mode, unsigned int *len);
        ^
openpgp.c: In function 'pgp_decrypt_wrap':
openpgp.c:62:2: warning: pointer targets in passing argument 2 of 'get_password' differ in signedness [-Wpointer-sign]
  if (pass==NULL) _pass = get_password( DECRYPT, &len);
  ^
In file included from openpgp.c:24:0:
./extra.h:10:8: note: expected 'unsigned int *' but argument is of type 'int *'
 char * get_password( int mode, unsigned int *len);
        ^
mv -f .deps/openpgp.Tpo .deps/openpgp.Po
make[2]: Leaving directory `/home/users/builder/rpm/BUILD/mcrypt-2.6.8/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/users/builder/rpm/BUILD/mcrypt-2.6.8'
make: *** [all] Error 2
error: Bad exit status from /tmp/B.811dd1/rpm-tmp.65600 (%build)
RPM build errors:
    Bad exit status from /tmp/B.811dd1/rpm-tmp.65600 (%build)
ended at: Tue Jul 28 12:34:45 2015, done in 01days 00h 00m 30s
error: No files produced.
mesg: ttyname failed: Inappropriate ioctl for device
Begin-PLD-Builder-Info
Build-Time: user:22.91s sys:16.72s real:34.38s (faults io:1 non-io:1444683)
End-PLD-Builder-Info