# CategoryStdinc

This is a general header that includes C language support. It implements a
subset of the C runtime: these should all behave the same way as their C
runtime equivalents, but with an SDL_ prefix.

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## Functions

<!-- DO NOT HAND-EDIT CATEGORY LISTS, THEY ARE AUTOGENERATED AND WILL BE OVERWRITTEN, BASED ON TAGS IN INDIVIDUAL PAGE FOOTERS. EDIT THOSE INSTEAD. -->
<!-- BEGIN CATEGORY LIST: CategoryStdinc, CategoryAPIFunction -->
- [SDL_acos](SDL_acos)
- [SDL_acosf](SDL_acosf)
- [SDL_aligned_alloc](SDL_aligned_alloc)
- [SDL_aligned_free](SDL_aligned_free)
- [SDL_asin](SDL_asin)
- [SDL_asinf](SDL_asinf)
- [SDL_atan](SDL_atan)
- [SDL_atan2](SDL_atan2)
- [SDL_atan2f](SDL_atan2f)
- [SDL_atanf](SDL_atanf)
- [SDL_ceil](SDL_ceil)
- [SDL_ceilf](SDL_ceilf)
- [SDL_copysign](SDL_copysign)
- [SDL_copysignf](SDL_copysignf)
- [SDL_cos](SDL_cos)
- [SDL_cosf](SDL_cosf)
- [SDL_exp](SDL_exp)
- [SDL_expf](SDL_expf)
- [SDL_fabs](SDL_fabs)
- [SDL_fabsf](SDL_fabsf)
- [SDL_floor](SDL_floor)
- [SDL_floorf](SDL_floorf)
- [SDL_fmod](SDL_fmod)
- [SDL_fmodf](SDL_fmodf)
- [SDL_GetMemoryFunctions](SDL_GetMemoryFunctions)
- [SDL_GetNumAllocations](SDL_GetNumAllocations)
- [SDL_GetOriginalMemoryFunctions](SDL_GetOriginalMemoryFunctions)
- [SDL_iconv](SDL_iconv)
- [SDL_iconv_close](SDL_iconv_close)
- [SDL_iconv_open](SDL_iconv_open)
- [SDL_iconv_string](SDL_iconv_string)
- [SDL_isalnum](SDL_isalnum)
- [SDL_isalpha](SDL_isalpha)
- [SDL_isblank](SDL_isblank)
- [SDL_iscntrl](SDL_iscntrl)
- [SDL_isdigit](SDL_isdigit)
- [SDL_isgraph](SDL_isgraph)
- [SDL_isinf](SDL_isinf)
- [SDL_isinff](SDL_isinff)
- [SDL_islower](SDL_islower)
- [SDL_isnan](SDL_isnan)
- [SDL_isnanf](SDL_isnanf)
- [SDL_isprint](SDL_isprint)
- [SDL_ispunct](SDL_ispunct)
- [SDL_isspace](SDL_isspace)
- [SDL_isupper](SDL_isupper)
- [SDL_isxdigit](SDL_isxdigit)
- [SDL_log](SDL_log)
- [SDL_log10](SDL_log10)
- [SDL_log10f](SDL_log10f)
- [SDL_logf](SDL_logf)
- [SDL_lround](SDL_lround)
- [SDL_lroundf](SDL_lroundf)
- [SDL_modf](SDL_modf)
- [SDL_modff](SDL_modff)
- [SDL_pow](SDL_pow)
- [SDL_powf](SDL_powf)
- [SDL_rand](SDL_rand)
- [SDL_rand_bits](SDL_rand_bits)
- [SDL_rand_bits_r](SDL_rand_bits_r)
- [SDL_rand_r](SDL_rand_r)
- [SDL_randf](SDL_randf)
- [SDL_randf_r](SDL_randf_r)
- [SDL_round](SDL_round)
- [SDL_roundf](SDL_roundf)
- [SDL_scalbn](SDL_scalbn)
- [SDL_scalbnf](SDL_scalbnf)
- [SDL_SetMemoryFunctions](SDL_SetMemoryFunctions)
- [SDL_sin](SDL_sin)
- [SDL_sinf](SDL_sinf)
- [SDL_size_add_check_overflow](SDL_size_add_check_overflow)
- [SDL_size_mul_check_overflow](SDL_size_mul_check_overflow)
- [SDL_sqrt](SDL_sqrt)
- [SDL_sqrtf](SDL_sqrtf)
- [SDL_srand](SDL_srand)
- [SDL_StepUTF8](SDL_StepUTF8)
- [SDL_strcasecmp](SDL_strcasecmp)
- [SDL_strcmp](SDL_strcmp)
- [SDL_strlwr](SDL_strlwr)
- [SDL_strncasecmp](SDL_strncasecmp)
- [SDL_strncmp](SDL_strncmp)
- [SDL_strpbrk](SDL_strpbrk)
- [SDL_strupr](SDL_strupr)
- [SDL_tan](SDL_tan)
- [SDL_tanf](SDL_tanf)
- [SDL_tolower](SDL_tolower)
- [SDL_toupper](SDL_toupper)
- [SDL_trunc](SDL_trunc)
- [SDL_truncf](SDL_truncf)
- [SDL_UCS4ToUTF8](SDL_UCS4ToUTF8)
- [SDL_wcscasecmp](SDL_wcscasecmp)
- [SDL_wcscmp](SDL_wcscmp)
- [SDL_wcsncasecmp](SDL_wcsncasecmp)
- [SDL_wcsncmp](SDL_wcsncmp)
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## Datatypes

<!-- DO NOT HAND-EDIT CATEGORY LISTS, THEY ARE AUTOGENERATED AND WILL BE OVERWRITTEN, BASED ON TAGS IN INDIVIDUAL PAGE FOOTERS. EDIT THOSE INSTEAD. -->
<!-- BEGIN CATEGORY LIST: CategoryStdinc, CategoryAPIDatatype -->
- [SDL_bool](SDL_bool)
- [SDL_Time](SDL_Time)
- [Sint16](Sint16)
- [Sint32](Sint32)
- [Sint64](Sint64)
- [Sint8](Sint8)
- [Uint16](Uint16)
- [Uint32](Uint32)
- [Uint64](Uint64)
- [Uint8](Uint8)
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## Structs

<!-- DO NOT HAND-EDIT CATEGORY LISTS, THEY ARE AUTOGENERATED AND WILL BE OVERWRITTEN, BASED ON TAGS IN INDIVIDUAL PAGE FOOTERS. EDIT THOSE INSTEAD. -->
<!-- BEGIN CATEGORY LIST: CategoryStdinc, CategoryAPIStruct -->
- (none.)
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## Enums

<!-- DO NOT HAND-EDIT CATEGORY LISTS, THEY ARE AUTOGENERATED AND WILL BE OVERWRITTEN, BASED ON TAGS IN INDIVIDUAL PAGE FOOTERS. EDIT THOSE INSTEAD. -->
<!-- BEGIN CATEGORY LIST: CategoryStdinc, CategoryAPIEnum -->
- (none.)
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## Macros

<!-- DO NOT HAND-EDIT CATEGORY LISTS, THEY ARE AUTOGENERATED AND WILL BE OVERWRITTEN, BASED ON TAGS IN INDIVIDUAL PAGE FOOTERS. EDIT THOSE INSTEAD. -->
<!-- BEGIN CATEGORY LIST: CategoryStdinc, CategoryAPIMacro -->
- [SDL_arraysize](SDL_arraysize)
- [SDL_FALSE](SDL_FALSE)
- [SDL_FLT_EPSILON](SDL_FLT_EPSILON)
- [SDL_INIT_INTERFACE](SDL_INIT_INTERFACE)
- [SDL_INVALID_UNICODE_CODEPOINT](SDL_INVALID_UNICODE_CODEPOINT)
- [SDL_SINT64_C](SDL_SINT64_C)
- [SDL_STRINGIFY_ARG](SDL_STRINGIFY_ARG)
- [SDL_TRUE](SDL_TRUE)
- [SDL_UINT64_C](SDL_UINT64_C)
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----
[CategoryAPICategory](CategoryAPICategory)