cmake HAVE_SYS_EXEC_ELF_H examples

google/glog CMakeLists.txt :133 

check_include_file_cxx (sys/exec_elf.h HAVE_SYS_EXEC_ELF_H)

google/glog CMakeLists.txt :286 

endif (HAVE_ELF_H OR HAVE_SYS_EXEC_ELF_H)