- ureadkey
 
        - 
Returns the next unicode character from the keyboard buffer. Allegro game programming library.
 
                    - uremove
 
        - 
Removes a character from a string. Allegro game programming library.
 
                    - usetat
 
        - 
Replaces a character in a string. Allegro game programming library.
 
                    - usetc
 
        - 
Low level helper function for writing Unicode text data. Allegro game programming library.
 
                    - usprintf
 
        - 
Writes formatted data into a buffer. Allegro game programming library.
 
                    - ustrcat
 
        - 
Concatenates a string to another one. Allegro game programming library.
 
                    - ustrchr
 
        - 
Finds the first occurrence of a character in a string. Allegro game programming library.
 
                    - ustrcmp
 
        - 
Compares two strings. Allegro game programming library.
 
                    - ustrcpy
 
        - 
Copies a string into another one. Allegro game programming library.
 
                    - ustrdup
 
        - 
Duplicates a string. Allegro game programming library.
 
                    - ustrerror
 
        - 
Returns a string describing errno. Allegro game programming library.
 
                    - ustricmp
 
        - 
Compares two strings ignoring case. Allegro game programming library.
 
                    - ustrlen
 
        - 
Tells the number of characters in a string. Allegro game programming library.
 
                    - ustrlwr
 
        - 
Replaces all letters with lower case. Allegro game programming library.
 
                    - ustrncat
 
        - 
Concatenates a string to another one, specifying size. Allegro game programming library.
 
                    - ustrncmp
 
        - 
Compares up to n letters of two strings. Allegro game programming library.
 
                    - ustrncpy
 
        - 
Copies a string into another one, specifying size. Allegro game programming library.
 
                    - ustrnicmp
 
        - 
Compares up to n letters of two strings ignoring case. Allegro game programming library.
 
                    - ustrpbrk
 
        - 
Finds the first character that matches any in a set. Allegro game programming library.
 
                    - ustrrchr
 
        - 
Finds the last occurence of a character in a string. Allegro game programming library.
 
                    - ustrsize
 
        - 
Size of the string in bytes without null terminator. Allegro game programming library.
 
                    - ustrsizez
 
        - 
Size of the string in bytes including null terminator. Allegro game programming library.
 
                    - ustrstr
 
        - 
Finds the first occurence of a string in another one. Allegro game programming library.
 
                    - ustrtod
 
        - 
Converts a string into a floating point number. Allegro game programming library.
 
                    - ustrtok
 
        - 
Retrieves tokens from a string. Allegro game programming library.
 
                    - ustrtok_r
 
        - 
Reentrant function to retrieve tokens from a string. Allegro game programming library.
 
                    - ustrtol
 
        - 
Converts a string into an integer. Allegro game programming library.
 
                    - ustrupr
 
        - 
Replaces all letters with upper case. Allegro game programming library.
 
                    - ustrzcat
 
        - 
Concatenates a string to another one, specifying size. Allegro game programming library.
 
                    - ustrzcpy
 
        - 
Copies a string into another one, specifying size. Allegro game programming library.
 
                    - ustrzncat
 
        - 
Concatenates a string to another one, specifying size. Allegro game programming library.
 
                    - ustrzncpy
 
        - 
Copies a string into another one, specifying size. Allegro game programming library.
 
                    - uszprintf
 
        - 
Writes formatted data into a buffer, specifying size. Allegro game programming library.
 
                    - utolower
 
        - 
Converts a letter to lower case. Allegro game programming library.
 
                    - utoupper
 
        - 
Converts a letter to upper case. Allegro game programming library.
 
                    - uvsprintf
 
        - 
Writes formatted data into a buffer, using variable arguments. Allegro game programming library.
 
                    - uvszprintf
 
        - 
Writes formatted data into a buffer, using size and variable arguments. Allegro game programming library.
 
                    - uwidth
 
        - 
Low level helper function for testing Unicode text data. Allegro game programming library.
 
                    - uwidth_max
 
        - 
Number of bytes a character can occupy. Allegro game programming library.
 
                    - V3D
 
        - 
Fixed point vertex structure used by 3d functions. Allegro game programming library.
 
                    - V3D_f
 
        - 
Floating point vertex structure used by 3d functions. Allegro game programming library.
 
                    - vector_length
 
        - 
Calculates the length of a vector. Allegro game programming library.
 
                    - vector_length_f
 
        - 
See vector_length.3alleg
 
                    - VIRTUAL_H
 
        - 
See VIRTUAL_W.3alleg
 
                    - VIRTUAL_W
 
        - 
Global define to obtain the virtual size of the screen. Allegro game programming library.
 
                    - vline
 
        - 
Draws a vertical line onto the bitmap. Allegro game programming library.
 
                    - voice_check
 
        - 
Checks whether a voice is currently allocated. Allegro game programming library.
 
                    - voice_get_frequency
 
        - 
Returns the current pitch of the voice. Allegro game programming library.
 
                    - voice_get_pan
 
        - 
Returns the current pan position. Allegro game programming library.
 
                    - voice_get_position
 
        - 
Returns the current position of a voice. Allegro game programming library.