doc/posix-headers/google-ranking.txt

   1 <stdio.h>        678000
   2 <string.h>       589000
   3 <stdlib.h>       548000
   4 <unistd.h>       448000
   5 <sys/types.h>    319000
   6 <netdb.h>           700
   7 <sys/wait.h>        600
   8 <sys/timeb.h>       600
   9 <sys/resource.h>    600
  10 <stdarg.h>          600
  11 <signal.h>          600
  12 <regex.h>           600
  13 <netinet/in.h>      600
  14 <limits.h>          600
  15 <libgen.h>          600
  16 <arpa/inet.h>       600
  17 <wchar.h>           500
  18 <termios.h>         500
  19 <sys/un.h>          500
  20 <sys/uio.h>         500
  21 <sys/times.h>       500
  22 <sys/time.h>        500
  23 <sys/socket.h>      500
  24 <sys/sem.h>         500
  25 <sys/select.h>      500
  26 <stdint.h>          500
  27 <stdbool.h>         500
  28 <setjmp.h>          500
  29 <sched.h>           500
  30 <pwd.h>             500
  31 <pthread.h>         500
  32 <netinet/tcp.h>     500
  33 <math.h>            500
  34 <locale.h>          500
  35 <iconv.h>           500
  36 <float.h>           500
  37 <fcntl.h>           500
  38 <dlfcn.h>           500
  39 <dirent.h>          500
  40 <assert.h>          500
  41 <wctype.h>          400
  42 <time.h>            400
  43 <syslog.h>          400
  44 <sys/utsname.h>     400
  45 <sys/statvfs.h>     400
  46 <sys/stat.h>        400
  47 <sys/shm.h>         400
  48 <sys/ipc.h>         400
  49 <stropts.h>         400
  50 <strings.h>         400
  51 <semaphore.h>       400
  52 <search.h>          400
  53 <poll.h>            400
  54 <net/if.h>          400
  55 <ndbm.h>            400
  56 <langinfo.h>        400
  57 <inttypes.h>        400
  58 <grp.h>             400
  59 <glob.h>            400
  60 <fnmatch.h>         400
  61 <errno.h>           400
  62 <ctype.h>           400
  63 <utmpx.h>           300
  64 <utime.h>           300
  65 <ucontext.h>        300
  66 <sys/msg.h>         300
  67 <sys/mman.h>        300
  68 <stddef.h>          300
  69 <nl_types.h>        300
  70 <complex.h>         300
  71 <ftw.h>             200
  72 <fenv.h>            200
  73 <wordexp.h>         100
  74 <ulimit.h>          100
  75 <trace.h>           100
  76 <mqueue.h>          100
  77 <aio.h>             100
  78 <tgmath.h>           50
  79 <tar.h>              50
  80 <spawn.h>            50
  81 <monetary.h>         50
  82 <iso646.h>           50
  83 <fmtmsg.h>           50
  84 <cpio.h>             50