diff options
Diffstat (limited to 'components/libc/compilers')
| -rw-r--r-- | components/libc/compilers/common/include/sys/unistd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/components/libc/compilers/common/include/sys/unistd.h b/components/libc/compilers/common/include/sys/unistd.h index 0eaf52423c..b9c64f3bb6 100644 --- a/components/libc/compilers/common/include/sys/unistd.h +++ b/components/libc/compilers/common/include/sys/unistd.h @@ -23,6 +23,11 @@ extern "C" { #define STDOUT_FILENO 1 /* standard output file descriptor */ #define STDERR_FILENO 2 /* standard error file descriptor */ +#define F_OK 0 +#define X_OK 1 +#define W_OK 2 +#define R_OK 4 + unsigned alarm(unsigned __secs); ssize_t read(int fd, void *buf, size_t len); ssize_t write(int fd, const void *buf, size_t len); |