Создать php extension в unix

Шаги:
1) cd /path_to_php_src/ext

2) ./ext_skel --extname=name

3) cd name

4) vim config.m4, там убрать dnl со строк:

dnl PHP_ARG_ENABLE(gt_test, whether to enable gt_test support,

dnl Make sure that the comment is aligned:

dnl [  --enable-gt_test           Enable gt_test support])

или со строк

dnl PHP_ARG_WITH(gt_test, for gt_test support,

dnl Make sure that the comment is aligned:

dnl [  --with-gt_test             Include gt_test support])

5) phpize

6) ./configure && make && make install