- drand48
- drand48_r
- drem
- dremf
- dreml
- duplocale
- dysize
- eaccess
- ecb_crypt
- ecvt
- ecvt_r
- edata
- encrypt
- encrypt_r
- end
- endfsent
- endgrent
- endpwent
- endrpcent
- endttyent
- endusershell
- endutent
- envz_add
- erf
- erfc
- erfcf
- erfcl
- erff
- erfl
- err
- errno
- error
- errx
- etext
- ether_aton
- euidaccess
- execl
- execle
- execlp
- execv
- execvp
- execvpe
- exit
- exp
- exp10
- exp10f
- exp10l
- exp2
- exp2f
- exp2l
- expf
- expl
- expm1
- expm1f
- expm1l
- f XSetScreenSaver
- fabs
- fabsf
- fabsl
- fclose
- fcloseall
- fcvt
- fcvt_r
- fdim
- fdimf
- fdiml
- fdopen
- fdopendir
- feclearexcept
- feof
MAN (3)
Library functions, covering in particular the C standard library