libmcrypt오류 configure: error: mcrypt.h not found. Please reinstall libmcrypt.

php 컴파일시 오류.

wget ftp://ftp.port80.se/gentoo/distfiles/libmcrypt-2.5.8.tar.gz

# tar -xvzf libmcrypt-2.5.0.tar.gz 
# cd libmcrypt-2.5.0 
# ./configure 
# make 
# make install 

# vi /etc/ld.so.conf     ---->/usr/local/lib 추가 

# ldconfig