mkdir -p build
cc   -DUSE_OPENSSL -DL_ENDIAN -DOPENSSL_THREADS -DPURIFY -D_REENTRANT -DOPENSSL_NO_ASM -DOPENSSL_NO_INLINE_ASM -DOPENSSL_NO_RC2 -DOPENSSL_NO_RC5 -DOPENSSL_NO_MD4 -DOPENSSL_NO_HW -DOPENSSL_NO_GOST -DOPENSSL_NO_CAMELLIA -DOPENSSL_NO_CAPIENG -DOPENSSL_NO_CMS -DOPENSSL_NO_FIPS -DOPENSSL_NO_IDEA -DOPENSSL_NO_MDC2 -DOPENSSL_NO_MD2 -DOPENSSL_NO_SEED -DOPENSSL_NO_SOCK -Ideps/openssl/openssl-configs/x64 -Wall -w --std=c89 -D_GNU_SOURCE -g -Wall -Werror -c src/luv_buffer.c -o build/luv_buffer.o \
                -Ideps/http-parser -Ideps/uv/include -Ideps/luajit/src -Ideps/yajl/src/api \
                -Ideps/yajl/src -Ideps/zlib -Ideps/luacrypto/src \
                -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 \
                -DUSE_SYSTEM_SSL=1 \
                -DHTTP_VERSION=\"v1.0-79-g8bec3ea\" \
                -DUV_VERSION=\"17\" \
                -DYAJL_VERSIONISH=\"2.0.4-1-g8b48967\" \
                -DLUVIT_VERSION=\"\" \
                -DLUAJIT_VERSION=\"v2.0.0-beta10-62-gdd9e7a4\"
src/luv_buffer.c:52:17: error: static declaration of '__builtin_bswap32' follows
      non-static declaration
static uint32_t __builtin_bswap32(uint32_t x)
                ^
/usr/include/libkern/i386/_OSByteOrder.h:60:12: note: previous implicit
      declaration is here
    return __builtin_bswap32(_data);
           ^
src/luv_buffer.c:52:17: error: definition of builtin function
      '__builtin_bswap32'
static uint32_t __builtin_bswap32(uint32_t x)
                ^
2 errors generated.
make: *** [build/luv_buffer.o] Error 1