c编译器无法在mac上创建可执行文件
每次我尝试从配置文件在我的mac（Maverick）上安装软件包或软件时，它会在检查C编译器时自动失败。 它说“configure：error：C编译器无法创建可执行文件”。 此外，Homebrew完美运作。 我附上了一个config.log的例子。 我没有在以前的相关post中找到任何满意的，如果问题得到解决，我道歉。
## ----------- ## ## Core tests. ## ## ----------- ## configure:2530: checking for gcc configure:2546: found /usr/local/bin/gcc configure:2557: result: gcc configure:2786: checking for C compiler version configure:2795: gcc --version >&5 gcc (GCC) 4.8.0 20130113 (experimental) Copyright (C) 2013 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. configure:2806: $? = 0 configure:2795: gcc -v >&5 Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/local/libexec/gcc/x86_64-apple-darwin12.2.0/4.8.0/lto-wrapper Target: x86_64-apple-darwin12.2.0 Configured with: ../gcc-4.8-20130113/configure --enable-languages=c++,fortran Thread model: posix gcc version 4.8.0 20130113 (experimental) (GCC) configure:2806: $? = 0 configure:2795: gcc -V >&5 gcc: error: unrecognized command line option '-V' gcc: fatal error: no input files compilation terminated. configure:2806: $? = 1 configure:2795: gcc -qversion >&5 gcc: error: unrecognized command line option '-qversion' gcc: fatal error: no input files compilation terminated. configure:2806: $? = 1 configure:2826: checking whether the C compiler works configure:2848: gcc conftest.c >&5 ld: library not found for -lgcc_ext.10.5 collect2: error: ld returned 1 exit status configure:2852: $? = 1 configure:2890: result: no configure: failed program was: | /* confdefs.h */ | #define PACKAGE_NAME "" | #define PACKAGE_TARNAME "" | #define PACKAGE_VERSION "" | #define PACKAGE_STRING "" | #define PACKAGE_BUGREPORT "" | #define PACKAGE_URL "" | /* end confdefs.h. */ | | int | main () | { | | ; | return 0; | } configure:2895: error: in `/Users/amidou/miriad_cvs': configure:2897: error: C compiler cannot create executables See `config.log' for more details 我的Xcode版本是5.1，我安装了命令行。 提前致谢。