Каталог требований LSB Core 3.1
Требования для функции '__ctype_tolower_loc'
| Standard | ID | Description |
| LSB | __ctype_tolower_loc.01 | The __ctype_tolower_loc() function shall return a pointer into an array of characters in the current locale that contains lower case equivalents for each character in the current character set. |
| LSB | __ctype_tolower_loc.02 | The array shall contain a total of 384 characters, |
| LSB | __ctype_tolower_loc.03 | and can be indexed with any signed or unsigned char (i.e. with an index value between -128 and 255). |
| LSB | __ctype_tolower_loc.04 | If the application is multithreaded, the array shall be local to the current thread. |
| LSB | __ctype_tolower_loc.05 | The __ctype_tolower_loc() function shall return a pointer to the array of characters to be used for the ctype() family of functions (see <ctype.h>). |