ROOT_GENERATE_DICTIONARY finds header files in /usr/bin failing the build in centos

Invoking recipe from core/clingutils/CMakeFiles/multimapDict.dir/build.make:64 to update target `core/clingutils/G__std_multimap.cxx'.

Putting child 0xcfc250 (core/clingutils/G__std_multimap.cxx) PID 31094 on the chain.

Live child 0xcfc250 (core/clingutils/G__std_multimap.cxx) PID 31094 [100%] Generating G__std_multimap.cxx, ../../lib/libmultimapDict.rootmap Reaping winning child 0xcfc250 PID 31094 Live child 0xcfc250 (core/clingutils/G__std_multimap.cxx) PID 31095 In file included from input_line_8:6:

/usr/bin/map:1:2: error: invalid preprocessing directive #!/usr/bin/perl -w  ^

/usr/bin/map:3:1: error: unknown type name 'eval'

eval 'exec /usr/bin/perl -w -S $0 ${1+"$@"}'

^

/usr/bin/map:3:6: error: expected unqualified-id eval 'exec /usr/bin/perl -w -S $0 ${1+"$@"}'

     ^

/usr/bin/map:4:11: error: expected unqualified-id

    if 0; # not running under some shell

          ^

/usr/bin/map:5:2: error: invalid preprocessing directive

#$Id: map,v 1.20 1998/02/11 23:58:27 schwartz Exp $  ^

/usr/bin/map:7:3: error: invalid preprocessing directive # map - convert a text file to a different character set

  ^

/usr/bin/map:9:3: error: invalid preprocessing directive # See also usage() of this file. General information at:

  ^

/usr/bin/map:10:6: error: invalid preprocessing directive