Bug#14862 undefined reference to `isinf' on SOLARIS - strings/strtod.c  - Change the configure test looking for 'isinf' so the value returned from isinf is used. That avoids the call to isinf being optimized away. 
Bug#14862 undefined reference to `isinf' on SOLARIS - strings/strtod.c
 - Change the configure test looking for 'isinf' so the value returned from isinf is used. That avoids the call to isinf being optimized away. 


configure.in:
  Use the value returned from isinf so it's not optimized away by the compiler(i.e gcc 4.1)

davidl-zend/zenddbi,natsys/mariadb_10.2,ollie314/server,ollie314/server,natsys/mariadb_10.2,natsys/mariadb_10.2,davidl-zend/zenddbi,ollie314/server,davidl-zend/zenddbi,natsys/mariadb_10.2,ollie314/server,davidl-zend/zenddbi,natsys/mariadb_10.2,davidl-zend/zenddbi,natsys/mariadb_10.2,flynn1973/mariadb-aix,ollie314/server,davidl-zend/zenddbi,davidl-zend/zenddbi,natsys/mariadb_10.2,flynn1973/mariadb-aix,ollie314/server,davidl-zend/zenddbi,davidl-zend/zenddbi,flynn1973/mariadb-aix,ollie314/server,flynn1973/mariadb-aix,natsys/mariadb_10.2,natsys/mariadb_10.2,flynn1973/mariadb-aix,davidl-zend/zenddbi,ollie314/server,natsys/mariadb_10.2,flynn1973/mariadb-aix,flynn1973/mariadb-aix,natsys/mariadb_10.2,ollie314/server,flynn1973/mariadb-aix,davidl-zend/zenddbi,flynn1973/mariadb-aix,slanterns/server,ollie314/server,flynn1973/mariadb-aix,ollie314/server,flynn1973/mariadb-aix