C Runtime Library Functions

The Microsoft® Windows® CE Toolkit for Visual C++® 5.0 supports a subset of the C Runtime Library functions supported in Visual C++. The following table lists all supported functions.

For complete reference documentation for each function, see the Visual C++ documentation.

C Runtime Library Functions
_cabs
_chgsign
_clearfp
_controlfp
_copysign
_ecvt
_fcvt
_finite
_fpclass
_fpieee_flt
_fpreset
_gcvt
_hypot
_isnan
_itoa
_itow
_j0
_j1
_jn
_logb
_lrotl
_lrotr
_ltoa
_ltow
_matherr
_memccpy
_memicmp
_msize
_nextafter
_rotl
_rotr
_scalb
_snwprintf
swprintf
swscanf
_statusfp
_swab
_ultoa
_ultow
vswprintf
_wcsdup
_wcsicmp
_wcslwr
_wcsnicmp
_wcsnset
_wcsrev
_wcsset
_wcsupr
_wtoi
_wtol
_y0
_y1
_yn
abs
acos
asin
atan
atan2
atoi
atol
ceil
cos
cosh
difftime
div
exp
fabs
floor
fmod
free
frexp
iswalnum
iswalpha
iswascii
iswcntrl
iswctype
iswgraph
iswlower
iswprint
iswpunct
iswspace
iswupper
iswxdigit
labs
ldexp
ldiv
log
log10
longjmp
malloc
mbstowcs
memchr
memcmp
memcpy
memmove
memset
modf
pow
qsort
rand
realloc
sin
sinh
sqrt
srand
strcat
strchr
strcmp
strcpy
strcspn
strlen
strncat
strncmp
strncpy
strstr
strtok
tan
tanh
towlower
towupper
wcscat
wcschr
wcscmp
wcscpy
wcscspn
wcslen
wcsncat
wcsncmp
wcsncpy
wcspbrk
wcsrchr
wcsspn
wcsstr
wcstod
wcstok
wcstol
wcstombs
wcstoul
wsprintf (must support dbls)