root@STEELMYTHOS:~/cpuminer# ./configure CFLAGS="-03"
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
checking target system type... x86_64-unknown-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
/root/cpuminer/missing: Unknown `--is-lightweight' option
Try `/root/cpuminer/missing --help' for more information
configure: WARNING: 'missing' script is too old or missing
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... no
checking for mawk... mawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking for style of include used by make... GNU
checking for gcc... gcc
checking whether the C compiler works... no
configure: error: in `/root/cpuminer':
configure: error: C compiler cannot create executables
See `config.log' for more details
root@STEELMYTHOS:~/cpuminer#


Help please.