Add a target so I can build this.

"debug-ben-openbsd","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DDEBUG_SAFESTACK -DOPENSSL_OPENBSD_DEV_CRYPTO -DOPENSSL_NO_ASM -O2 -pedantic -Wall -Wshadow -Werror -pipe::(unknown)::::",

"debug-ben-openbsd-debug","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DPEDANTIC -DDEBUG_SAFESTACK -DOPENSSL_OPENBSD_DEV_CRYPTO -DOPENSSL_NO_ASM -g3 -O2 -pedantic -Wall -Wshadow -Werror -pipe::(unknown)::::",

"debug-ben-debug",	"gcc44:$gcc_devteam_warn -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -g3 -O2 -pipe::(unknown)::::::",

"debug-ben-debug-64",	"gcc:$gcc_devteam_warn -Wno-error=overlength-strings -Wno-error=strict-aliasing -Wno-error=uninitialized -DBN_DEBUG -DCONF_DEBUG -DDEBUG_SAFESTACK -DDEBUG_UNUSED -g3 -O3 -pipe::${BSDthreads}:::SIXTY_FOUR_BIT_LONG RC4_CHUNK DES_INT DES_UNROLL:${x86_64_asm}:elf:dlfcn:bsd-gcc-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",

"debug-ben-no-opt",	"gcc: -Wall -Wmissing-prototypes -Wstrict-prototypes -Wmissing-declarations -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG -Werror -DL_ENDIAN -DTERMIOS -Wall -g3::(unknown)::::::",

"debug-ben-strict",	"gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DCONST_STRICT -O2 -Wall -Wshadow -Werror -Wpointer-arith -Wcast-qual -Wwrite-strings -pipe::(unknown)::::::",

"debug-rse","cc:-DTERMIOS -DL_ENDIAN -pipe -O -g -ggdb3 -Wall::(unknown):::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",