ANSIライブラリ
- abort
- abs
- acos
- asctime
- asin
- assert
- atan
- atan2
- atexit
- atof
- atoi
- atol
- bserch
- calloc
- ceil
- clearerr
- clock
- cos
- cosh
- ctime
- difftime
- div
- exit
- exp
- fabs
- fclose
- feof
- ferror
- fflush
- fgetc
- fgetpos
- fgets
- floor
- fmod
- fopen
- fprintf
- fputc
- fputs
- fread
- free
- freopen
- frexp
- fscanf
- fseek
- fsetpos
- ftell
- fwrite
- getc
- getchar
- getenv
- gets
- gmtime
- isalnum
- isalpha
- iscntrl
- isdigit
- isgraph
- islower
- isprint
- ispunct
- isspace
- isupper
- isxdigit
- labs
- ldexp
- ldiv
- localtime
- log
- log10
- longjmp
- malloc
- memchr
- memcmp
- memcpy
- memmove
- memset
- mktime
- modf
- perror
- pow
- printf
- putc
- putchar
- puts
- qsort
- raise
- rand
- realloc
- remove
- rename
- rewind
- scanf
- setbuf
- setjmp
- setvbuf
- signal
- sin
- sinh
- sprintf
- sqrt
- srand
- sscanf
- strcat
- strchr
- strcmp
- strcpy
- strcspn
- strerror
- strlen
- strncat
- strncmp
- strcpy
- strpbrk
- strrchr
- strspn
- strstr
- strftime
- strtod
- strtok
- strtol
- strtoul
- system
- tan
- tanh
- time
- tmpnam
- tmpfile
- tolower
- toupper
- ungetc
- va_arg
- va_end
- va_start
- vfprint
- vprintf
- vsprintf
