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+<sect1 id="std-ansi">
+<title>Compatibility with ANSI</title>
+
+<para>The following functions are compatible with ANSI:</para>
+
+<sect2><title>stdio</title><para>
+
+clearerr, fclose, feof, ferror, fflush, fgetc, fgetpos, fgets, fopen,
+fprintf, fputc, fputs, fread, freopen, fscanf, fseek, fsetpos, ftell,
+fwrite, getc, getchar, gets, perror, printf, putc, putchar, puts,
+remove, rename, rewind, scanf, setbuf, setvbuf, sprintf, sscanf,
+tmpfile, tmpnam, vfprintf, ungetc, vprintf, vsprintf,
+
+</para></sect2>
+<sect2><title>string</title><para>
+
+memchr, memcmp, memcpy, memmove, memset, strcat, strchr, strcmp,
+strcoll, strcpy, strcspn, strerror, strlen, strncat, strncmp, strncpy,
+strpbrk, strrchr, strspn, strstr, strtok, strxfrm
+
+</para></sect2>
+<sect2><title>stdlib</title><para>
+
+abort, abs, assert, atexit, atof, atoi, atol, bsearch, calloc, div,
+exit, free, getenv, labs, ldiv, longjmp, malloc, mblen, mbstowcs,
+mbtowc, qsort, rand, realloc, setjmp, srand, strtod, strtol, strtoul,
+system, wcstombs, wctomb
+
+</para></sect2>
+<sect2><title>time</title><para>
+
+asctime, gmtime, localtime, time, clock, ctime, difftime, mktime,
+strftime
+
+</para></sect2>
+<sect2><title>signals</title><para>
+
+raise, signal
+
+</para></sect2>
+<sect2><title>ctype</title><para>
+
+isalnum, isalpha, iscntrl, isdigit, isgraph, islower, isprint,
+ispunct, isspace, isupper, isxdigit, tolower, toupper
+
+</para></sect2>
+<sect2><title>math</title><para>
+
+acos, asin, atan, atan2, ceil, cos, cosh, exp, fabs, floor, fmod,
+frexp, ldexp, log, log10, modf, pow, sin, sinh, sqrt, tan, tanh
+
+</para></sect2>
+<sect2><title>misc</title><para>
+
+localeconv, setlocale, va_arg, va_end, va_start
+
+</para></sect2>
+
+</sect1>
+\ No newline at end of file