convert uppercase or lowercase NAME toupper, tolower, toupper_l, tolower_l - convert uppercase or lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl...retrieve a value from the auxiliary vector NAME getauxval - retrieve a value from the auxiliary vector LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/auxv.h> unsi…convert uppercase or lowercase NAME toupper, tolower, toupper_l, tolower_l - convert uppercase or lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl...convert uppercase or lowercase NAME toupper, tolower, toupper_l, tolower_l - convert uppercase or lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl...convert uppercase or lowercase NAME toupper, tolower, toupper_l, tolower_l - convert uppercase or lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl...convert a wide character to lowercase NAME towlower, towlower_l - convert a wide character to lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <wctype.h> wint_…convert a wide character to lowercase NAME towlower, towlower_l - convert a wide character to lowercase LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <wctype.h> wint_…character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …character classification functions NAME isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isalnum_l, isalpha_l, …