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| U |
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| | ualarm - schedule signal after interval in microseconds (  ) |
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| | ulltostr - string conversion routines ( ) |
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| | ungetc - push byte back into input stream ( ) |
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| | ungetwc - push wide-character code back into input stream ( ) |
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| | unlock a pseudo-terminal master/slave pair - unlockpt ( ) |
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| | unlock address space, - munlockall ( ) |
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| | unlock memory pages, - munlock ( ) |
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| | unlockpt - unlock a pseudo-terminal master/slave pair ( ) |
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| | updwtmp - user accounting database functions ( ) |
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| | updwtmpx - user accounting database functions ( ) |
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| | user accounting database functions - endutent ( ) |
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| | user accounting database functions - endutxent ( ) |
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| | user accounting database functions - getutent ( ) |
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| | user accounting database functions - getutid ( ) |
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| | user accounting database functions - getutline ( ) |
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| | user accounting database functions - getutmp ( ) |
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| | user accounting database functions - getutmpx ( ) |
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| | user accounting database functions - getutxent ( ) |
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| | user accounting database functions - getutxid ( ) |
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| | user accounting database functions - getutxline ( ) |
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| | user accounting database functions - pututline ( ) |
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| | user accounting database functions - pututxline ( ) |
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| | user accounting database functions - setutent ( ) |
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| | user accounting database functions - setutxent ( ) |
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| | user accounting database functions - updwtmp ( ) |
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| | user accounting database functions - updwtmpx ( ) |
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| | user accounting database functions - utmpname ( ) |
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| | user accounting database functions - utmpxname ( ) |
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| | user context |
| | | - makecontext ( ) |
| | | - swapcontext ( ) |
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| | user IDs, get character-string representation - cuserid ( ) |
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| | usleep - suspend execution for interval in microseconds ( ) |
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| | utmpname - user accounting database functions ( ) |
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| | utmpx file, find the slot of current user - ttyslot ( ) |
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| | utmpxname - user accounting database functions ( ) |
