本来想添加gmp扩展的，就把php7.0.sh改了，但是php安装失败了

If configure fails try --with-xpm-dir=<DIR>
checking for fabsf... yes
checking for floorf... yes
checking for GNU gettext support... yes
checking for bindtextdomain in -lintl... no
checking for bindtextdomain in -lc... yes
checking for ngettext in -lc... yes
checking for dngettext in -lc... yes
checking for dcngettext in -lc... yes
checking for bind_textdomain_codeset in -lc... yes
checking for GNU MP support... yes
configure: error: Unable to locate gmp.h
make: *** No targets specified and no makefile found. Stop.
make: *** No rule to make target `install'. Stop.
PHP install failed, Please Contact the author!
Killed
 
本来想添加gmp扩展的，就把php7.0.sh改了，但是php安装失败了，现在该怎么办