make 报错内容
Undefined symbols for architecture x86_64:
"_libiconv", referenced from:
_php_iconv_string in iconv.o
__php_iconv_strlen in iconv.o
_zif_iconv_substr in iconv.o
__php_iconv_strpos in iconv.o
_zif_iconv_mime_encode in iconv.o
__php_iconv_appendl in iconv.o
_php_iconv_stream_filter_append_bucket in iconv.o ...
"_libiconv_close", referenced from:
_php_iconv_string in iconv.o
__php_iconv_strlen in iconv.o
_zif_iconv_substr in iconv.o
__php_iconv_strpos in iconv.o
_zif_iconv_mime_encode in iconv.o
__php_iconv_mime_decode in iconv.o
_php_iconv_stream_filter_factory_create in iconv.o ...
"_libiconv_open", referenced from:
_php_iconv_string in iconv.o
__php_iconv_strlen in iconv.o
_zif_iconv_substr in iconv.o
__php_iconv_strpos in iconv.o
_zif_iconv_mime_encode in iconv.o
__php_iconv_mime_decode in iconv.o
_php_iconv_stream_filter_factory_create in iconv.o ...ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)make: *** [sapi/cli/php] Error 1
解决方式
./configure --with-iconv=/usr/local/opt/libiconv
修改 Makefile 文件：
搜索 -liconv，
应该是在 EXTRA_LIBS = 这一行里，
将其替换为
/usr/local/opt/libiconv/lib/libiconv.dylib
make
make install