[...]

checking for cpio... /bin/cpio
checking for x86_64-tld-linux-file... no
checking for file... /usr/bin/file
checking for x86_64-tld-linux-fastjar... no
checking for x86_64-tld-linux-jar... no
checking for fastjar... no
checking for jar... jar
checking for x86_64-tld-linux-ldd... no
checking for ldd... ldd
checking for x86_64-tld-linux-gawk... no
checking for gawk... /usr/bin/gawk
checking for x86_64-tld-linux-hg... no
checking for hg... no
checking for an OpenJDK source directory... /home/users/builder/rpm/BUILD/icedtea6-1.12.4/openjdk
checking for x86_64-tld-linux-lsb_release... no
checking for lsb_release... /usr/bin/lsb_release
checking whether to compile ecj natively... no
checking which HotSpot build to use... original
checking for x86_64-tld-linux-linux32... no
checking for linux32... /usr/bin/linux32
checking version of GCC... 4.8.4 (major version 4, minor version 8)
checking for x86_64-tld-linux-getconf... no
checking for getconf... /usr/bin/getconf
checking the number of online processors... 4
checking how many parallel build jobs to execute... 2
checking if cp supports --reflink... yes
checking if we can hard link rather than copy from /home/users/builder/rpm/BUILD/icedtea6-1.12.4... yes
checking for system library directory... 
checking for x86_64-tld-linux-pkg-config... no
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for NSS... yes
checking whether to disable the execution of the JTReg tests... no
checking whether to disable the execution of the HotSpot JTReg tests... no
checking whether to disable the execution of the langtools JTReg tests... no
checking whether to disable the execution of the JDK JTReg tests... no
checking for a JDK home directory... 
configure: error: "A JDK home directory could not be found."
error: Bad exit status from /tmp/B.e28cac/rpm-tmp.34860 (%build)
RPM build errors:
    Bad exit status from /tmp/B.e28cac/rpm-tmp.34860 (%build)
ended at: Thu Mar 12 14:24:19 2015, done in 01days 00h 00m 08s
error: No files produced.
mesg: ttyname failed: Inappropriate ioctl for device
Begin-PLD-Builder-Info
Build-Time: user:11.92s sys:7.63s real:52.71s (faults io:2 non-io:520501)
End-PLD-Builder-Info