- a64l
- abort
- abs
- acos
- acosf
- acosh
- acoshf
- acoshl
- acosl
- addseverity
- adjtime
- aio_cancel
- aio_error
- aio_fsync
- aio_init
- aio_read
- aio_return
- aio_suspend
- aio_write
- aligned_alloc
- alloca
- alphasort
- argz_add
- asctime
- asin
- asinf
- asinh
- asinhf
- asinhl
- asinl
- asprintf
- assert
- assert_perror
- atalk_aton
- atan
- atan2
- atan2f
- atan2l
- atanf
- atanh
- atanhf
- atanhl
- atanl
- atexit
- atof
- atoi
- atol
- atoll
- atoq
- backtrace
- backtrace_symbols
- backtrace_symbols_fd
- basename
- bcmp
- bcopy
- bindresvport
- BitmapBitOrder
- BitmapPad
- BitmapUnit
- bsd_signal
- bsearch
- btowc
- btree
- bzero
- cabs
- cabsf
- cabsl
- cacos
- cacosf
- cacosh
MAN (3)
Library functions, covering in particular the C standard library