CONFIG_MACH_QT2410 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

QT2410

modulename: mach-qt2410.ko

configname: CONFIG_MACH_QT2410

Linux Kernel Configuration
└─>S3C2410 Machines
└─>QT2410
In linux kernel since version 2.6.21 (release Date: 2007-04-25)  
Say Y here if you are using the Armzone QT2410

source code: