libbacktrace/filetype.awk

   1 # An awk script to determine the type of a file.
   2 /\177ELF\001/ { if (NR == 1) { print "elf32"; exit } }
   3 /\177ELF\002/ { if (NR == 1) { print "elf64"; exit } }
   4 /\114\001/    { if (NR == 1) { print "pecoff"; exit } }
   5 /\144\206/    { if (NR == 1) { print "pecoff"; exit } }