!____STDIO______ clearerr debug_printf fclose feof ferror fflush fgetc fgetpos fgets fopen fprintf fputc fputs fread freopen fscanf fseek fsetpos ftell fwrite getchar gets perror printf puts remove rename rewind scanf setbuf setvbuf snprintf sprintf sscanf tmpfile tmpnam vfscanf vprintf vfscanf vsnprintf vsscanf ungetc !____STDLIB____ abs atoi atol atoll calloc difftime div exit free itoa labs ldiv llabs lldiv localtime malloc mktime realloc strtol time srand rand !____STRING____ memcpy memchr memcmp memmove memset strncat strchr strcat strcmp strcoll strcpy strcspn strdup strerror strlen strncat strncmp strncpy strrchr strrev strspn strstr strtok strxfrm !____SYS____ closedir opendir readdir rewinddir seekdir telldir !____UNISTD____ !____MATH____ acosh asinh atanh acosh frexp hypot ldexp sinh tanh acos asin atan atan2 ceil cos exp fabs floor fmod log modf modfl pow pow2 pow10 !____LONGJMP____ longjmp setjmp !____CTYPE____ __is tolower toupper !___CONIO___ con_set_title !___LIBC_VERSION___ _libc_get_version