System:
Fedora 15
2.6.38.6-27.fc15.i686 #1 SMP Sun May 15 17:57:13 UTC 2011 i686 i686 i386 GNU/Linux

OpenSSL
OpenSSL 1.0.0d-fips 8 Feb 2011
(yum install openssl openssl-devel)

Nginx ver 1.0.5

configure

./configure \
--user=daemon \
--group=daemon \
--with-http_ssl_module \

check ok.....

make error

src/event/ngx_event_openssl.c: In function ‘ngx_ssl_get_cached_session’:
src/event/ngx_event_openssl.c:1690:31: error: variable ‘c’ set but not used [-Werror=unused-but-set-variable]
cc1: all warnings being treated as errors

make[1]: *** [objs/src/event/ngx_event_openssl.o] Error 1
make[1]: Leaving directory `/root/downloads/nginx-1.0.5'
make: *** [build] Error 2