- tan(), tanf(), tanl()
Calculate the tangent of an angle
- tanh(), tanhf(), tanhl()
Calculate the hyperbolic tangent
- tcdrain()
Wait until all output has been transmitted to a device
- tcdropline()
Disconnect a communications line
- tcflow()
Perform a flow-control operation on a data stream
- tcflush()
Flush the input and/or output stream
- tcgetattr()
Get the current terminal control settings
- tcgetpgrp()
Get the process group ID associated with a device
- tcgetsid()
Get the process group ID of the session leader for a controlling terminal
- tcgetsize()
Get the size of a character device
- tcinject()
Inject characters into a device's input buffer
- tcischars()
Determine the number of characters waiting to be read
- TCP
Internet Transmission Control Protocol
- tcsendbreak()
Assert a break condition over a communications line
- tcsetattr()
Change the terminal control settings for a device
- tcsetpgrp()
Set the process group ID for a device
- tcsetsid()
Make a terminal device a controlling device
- tcsetsize()
Set the size of a character device
- tell(), tell64()
Determine the current file position
- telldir()
Get the location associated with the directory stream
- tempnam()
Create a name for a temporary file
- termios
Terminal control structure
- thread_pool_control()
Control the thread pool behavior
- thread_pool_create()
Create a thread pool handle
- thread_pool_destroy()
Free the memory allocated to a thread pool
- thread_pool_limits()
Convenience wrapper function for thread_pool_control()
- thread_pool_start()
Start a thread pool
- ThreadCancel(), ThreadCancel_r()
Cancel a thread
- ThreadCreate(), ThreadCreate_r()
Create a thread
- ThreadCtl(), ThreadCtl_r()
Control a thread
- ThreadDestroy(), ThreadDestroy_r()
Destroy a thread immediately
- ThreadDetach(), ThreadDetach_r()
Detach a thread from a process
- ThreadJoin(), ThreadJoin_r()
Block until a thread terminates
- time()
Determine the current calendar time
- timer_create()
Create a timer
- timer_delete()
Delete a timer
- timer_getexpstatus()
Get the expiry status of a timer
- timer_getoverrun()
Return the number of timer overruns
- timer_gettime()
Get the amount of time left on a timer
- timer_settime()
Set the expiration time for a timer
- timer_timeout(), timer_timeout_r()
Set a timeout on a blocking state
- TimerAlarm(), TimerAlarm_r()
Send an alarm signal
- TimerCreate(), TimerCreate_r()
Create a timer for a process
- TimerDestroy(), TimerDestroy_r()
Destroy a process timer
- TimerInfo(), TimerInfo_r()
Get information about a timer
- TimerSettime(), TimerSettime_r()
Set the expiration time for a timer
- TimerTimeout(), TimerTimeout_r()
Set a timeout on a blocking state
- times()
Get time-accounting information
- timespec
Time-specification structure
- timespec2nsec()
Convert a timespec structure to nanoseconds
- timezone
The number of seconds by which the local time zone is earlier than UTC
- tm
Structure that describes calendar time
- tmpfile(), tmpfile64()
Create a temporary file
- tmpnam()
Generate a unique string for use as a filename
- tolower()
Convert a character to lowercase
- toupper()
Convert a character to uppercase
- towctrans()
Convert a wide character in a specified manner
- towlower()
Convert a wide character to lowercase
- towupper()
Convert a wide character to uppercase
- trace_func_enter()
Insert a trace event for the entry to a function
- trace_func_exit()
Insert a trace event for the exit from a function
- trace_here()
Insert a trace event for the current address
- trace_logb()
Insert a user combine trace event
- trace_logbc()
Insert a trace event of an arbitrary class and type with arbitrary data
- trace_logf()
Insert a user string trace event
- trace_logi()
Insert a user simple trace event
- trace_nlogf()
Insert a user string trace event, specifying a maximum string length
- trace_vnlogf()
Insert a user string trace event, using a variable argument list
- TraceEvent()
Control the tracing of kernel events
- traceparser()
Process trace data
- traceparser_cs()
Attach a callback to a trace event
- traceparser_cs_range()
Attach a callback to a range of events
- traceparser_debug()
Set the traceparser debug modes
- traceparser_destroy()
Destroy a traceparser state structure
- traceparser_get_info()
Get information about traceparser
- traceparser_init()
Initialize the traceparser state information
- truncate(), truncate64()
Truncate a file to a specified length
- ttyname()
Get a fully qualified pathname for a file
- ttyname_r()
Get a fully qualified pathname for a file
- tzname
The abbreviations for the time zone for standard and daylight savings time
- tzset()
Set the time according to the current time zone