Install pdo_mysql with this warning in/usr/local/php/bin/phpize
Config. m4: 179: warning: AC_CACHE_VAL (pdo_inc_path,...): suspicious cache-id, must contain _ cv _ to be cached
.../../Lib/autoconf/general. m4: 1974: AC_CACHE_VAL is expanded from...
.../../Lib/autoconf/general. m4: 1994: AC_CACHE_CHECK is expanded from...
Aclocal. m4: 2741: PHP_CHECK_PDO_INCLUDES is expanded from...
Config. m4: 179: the top level
Config. m4: 179: warning: AC_CACHE_VAL (pdo_inc_path,...): suspicious cache-id, must contain _ cv _ to be cached
.../../Lib/autoconf/general. m4: 1974: AC_CACHE_VAL is expanded from...
.../../Lib/autoconf/general. m4: 1994: AC_CACHE_CHECK is expanded from...
Aclocal. m4: 2741: PHP_CHECK_PDO_INCLUDES is expanded from...
Config. m4: 179: the top level
Solution:
# Find the previous autoconf File
Find/-name autoconf
Delete
Rm-rf
Reinstall an earlier version. For example, I installed 2.61 here.
# Installing autoconf
Cd/lamp/autoconf-2.61
./Configure
Make
Make install
Okay. Use/usr/local/php/bin/phpize.