Building std_R3_1 fails on RHEL6 64bit with this error:

/usr/bin/gcc -c  -D_POSIX_C_SOURCE=199506L -D_POSIX_THREADS -D_XOPEN_SOURCE=500           -D_X86_64_  -DUNIX  -D_BSD_SOURCE -Dlinux  -D_REENTRANT   -g   -Wall      -m64     -fPIC -MMD -I. -I../O.Common -I. -I.. -I../../../include/os/Linux -I../../../include      -I/afs/slac/g/testfac/rhel6/epics/R3.14.12.2/modules/seq/R2.1.4/include  -I/afs/slac/g/testfac/rhel6/epics/R3.14.12.2/modules/asyn/R4.18/include -I/afs/slac/g/testfac/rhel6/epics/R3.14.12.2/base/include/os/Linux -I/afs/slac/g/testfac/rhel6/epics/R3.14.12.2/base/include       ../pvHistory.c

make[3]: *** No rule to make target `femto.o', needed by `libstd.a'.  Stop.

make[3]: Leaving directory `/afs/slac.stanford.edu/g/testfac/vol1/rhel6/epics/R3.14.12.2/modules/std/R3.1/stdApp/src/O.linux-x86_64'

make[2]: *** [install.linux-x86_64] Error 2

make[2]: Leaving directory `/afs/slac.stanford.edu/g/testfac/vol1/rhel6/epics/R3.14.12.2/modules/std/R3.1/stdApp/src'

make[1]: *** [src.install] Error 2

make[1]: Leaving directory `/afs/slac.stanford.edu/g/testfac/vol1/rhel6/epics/R3.14.12.2/modules/std/R3.1/stdApp'

make: *** [stdApp.install] Error 2

I did not try building on other architectures, so I don’t know the extent of my problem.

What am I missing on this computer?

Thanks for any help,

Zen