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| key_name Subroutine | Gets the name of keys. |
| keyname Subroutine | Gets the name of keys. |
| keypad Subroutine | Enables or disables abbreviation of function keys. |
| kill Subroutine | Sends a signal to a process or to a group of processes. |
| killchar Subroutine | Terminal environment query functions. |
| killpg Subroutine | Sends a signal to a process or to a group of processes. |
| killwchar Subroutine | Terminal environment query functions. |
| kleenup Subroutine | Cleans up the run-time environment of a process. |
| knlist Subroutine | Translates names to addresses in the running system. |
| l3tol Subroutine | Converts between 3-byte integers and long integers. |
| l64a Subroutine | Converts between long integers and base-64 ASCII strings. |
| labs Subroutine | Computes absolute value, division, and double precision multiplication of integers. |
| layout_object_create Subroutine | Initializes a layout context. |
| layout_object_editshape Subroutine | Edits the shape of the context text. |
| layout_object_free Subroutine | Frees a LayoutObject structure. |
| layout_object_getvalue Subroutine | Queries the current layout values of a LayoutObject structure. |
| layout_object_setvalue Subroutine | Sets the layout values of a LayoutObject structure. |
| layout_object_shapeboxchars Subroutine | Shapes box characters. |
| layout_object_transform Subroutine | Transforms text according to the current layout values of a LayoutObject structure. |
| _lazySetErrorHandler Subroutine | Installs an error handler into the lazy loading runtime system for the current process. |
| lchown Subroutine | Changes file ownership. |
| lcong48 Subroutine | Generate uniformly distributed pseudo-random number sequences. |
| ldaclose Subroutine | Closes a common object file. |
| ldahread Subroutine | Reads the archive header of a member of an archive file. |
| ldaopen Subroutine | Opens a common object file for reading. |
| ldclose Subroutine | Closes a common object file. |
| ldexp Subroutine | Manipulates floating-point numbers. |
| ldexpl Subroutine | Manipulates floating-point numbers. |
| ldfhread Subroutine | Reads the file header of a common object file. |
| ldgetname Subroutine | Retrieves symbol name for common object file symbol table entry. |
| ldiv Subroutine | Computes absolute value, division, and double precision multiplication of integers. |
| ldlinit Subroutine | Manipulates line number entries of a common object file function. |
| ldlitem Subroutine | Manipulates line number entries of a common object file function. |
| ldlread Subroutine | Manipulates line number entries of a common object file function. |
| ldlseek Subroutine | Seeks to line number entries of a section of a common object file. |
| ldnlseek Subroutine | Seeks to line number entries of a section of a common object file. |
| ldnrseek Subroutine | Seeks to relocation entries of a section of a common object file. |
| ldnshread Subroutine | Reads an indexed or named section header of a common object file. |
| ldnsseek Subroutine | Seeks to an indexed or named section of a common object file. |
| ldohseek Subroutine | Seeks to the optional file header of a common object file. |
| ldopen Subroutine | Opens a common object file for reading. |
| ldrseek Subroutine | Seeks to relocation entries of a section of a common object file. |
| ldshread Subroutine | Reads an indexed or named section header of a common object file. |
| ldsseek Subroutine | Seeks to an indexed or named section of a common object file. |
| ldtbindex Subroutine | Computes the index of a symbol table entry of a common object file. |
| ldtbread Subroutine | Reads an indexed symbol table entry of a common object file. |
| ldtbseek Subroutine | Seeks to the symbol table of a common object file. |
| leaveok Subroutine | Terminal output control subroutines. |
| lfind Subroutine | Performs a linear search and update. |
| lineout Subroutine | Formats a print line. |
| link Subroutine | Creates an additional directory entry for an existing file. |
| lio_listio Subroutine | Initiates a list of asynchronous I/O requests with a single call. |
| lio_listio64 Subroutine | Initiates a list of asynchronous I/O requests with a single call. |
| llabs Subroutine | Computes absolute value, division, and double precision multiplication of integers. |
| lldiv Subroutine | Computes absolute value, division, and double precision multiplication of integers. |
| llseek Subroutine | Moves the read-write file pointer. |
| load Subroutine | Loads and binds an object module into the current process. |
| loadbind Subroutine | Provides specific run-time resolution of a module's deferred symbols. |
| loadquery Subroutine | Returns error information from the load or exec subroutine; also provides a list of object files loaded for the current process. |
| localeconv Subroutine | Sets the locale-dependent conventions of an object. |
| localtime Subroutine | Converts the formats of date and time representations. |
| localtime_r Subroutine | Converts the formats of date and time representations. |
| lockf Subroutine | Locks and unlocks sections of open files. |
| lockf64 Subroutine | Locks and unlocks sections of open files. |
| lockfx Subroutine | Locks and unlocks sections of open files. |
| log Subroutine | Computes exponential, logarithm, and power functions. |
| log10 Subroutine | Computes exponential, logarithm, and power functions. |
| log10l Subroutine | Computes exponential, logarithm, and power functions. |
| log1p Subroutine | Computes exponential, logarithm, and power functions. |
| logb Subroutine | Computes certain binary floating-point arithmetic functions. |
| loginfailed Subroutine | Records an unsuccessful login attempt. |
| loginrestrictions Subroutine | Determines if a user is allowed to access the system. |
| loginsuccess Subroutine | Records a successful log in. |
| logl Subroutine | Computes exponential, logarithm, and power functions. |
| longjmp Subroutine | Saves and restores the current execution context. |
| longname Subroutine | Returns the verbose name of a terminal. |
| lrand48 Subroutine | Generate uniformly distributed pseudo-random number sequences. |
| lsearch Subroutine | Performs a linear search and update. |
| lseek Subroutine | Moves the read-write file pointer. |
| lseek64 Subroutine | Moves the read-write file pointer. |
| lstat Subroutine | Provides information about a file. |
| lstat64 Subroutine | Provides information about a file. |
| ltol3 Subroutine | Converts between 3-byte integers and long integers. |
| lvm_changelv Subroutine | Changes the attributes of a logical volume. |
| lvm_changepv Subroutine | Changes the attributes of a physical volume in a volume group. |
| lvm_createlv Subroutine | Creates an empty logical volume in a specified volume group. |
| lvm_createvg Subroutine | Creates a new volume group and installs the first physical volume. |
| lvm_deletelv Subroutine | Deletes a logical volume from its volume group. |
| lvm_deletepv Subroutine | Deletes a physical volume from a volume group. |
| lvm_extendlv Subroutine | Extends a logical volume by a specified number of partitions. |
| lvm_installpv Subroutine | Installs a physical volume into a volume group. |
| lvm_migratepp Subroutine | Moves a physical partition to a specified physical volume. |
| lvm_querylv Subroutine | Queries a logical volume and returns all pertinent information. |
| lvm_querypv Subroutine | Queries a physical volume and returns all pertinent information. |
| lvm_queryvg Subroutine | Queries a volume group and returns pertinent information. |
| lvm_queryvgs Subroutine | Queries volume groups and returns information to online volume groups. |
| lvm_reducelv Subroutine | Reduces the size of a logical volume by a specified number of partitions. |
| lvm_resynclp Subroutine | Synchronizes all physical partitions for a logical partition. |
| lvm_resynclv Subroutine | Synchronizes all physical copies of all of the logical partitions for a logical volume. |
| lvm_resyncpv Subroutine | Synchronizes all physical partitions on a physical volume with the related copies of the logical partition to which they correspond. |
| lvm_varyoffvg Subroutine | Varies off a volume group. |
| lvm_varyonvg Subroutine | Varies a volume group on-line. |
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