check user's permissions for a file NAME access, faccessat, faccessat2 - check user's permissions for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> …check user's permissions for a file NAME access, faccessat, faccessat2 - check user's permissions for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> …check user's permissions for a file NAME access, faccessat, faccessat2 - check user's permissions for a file LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> …compare two processes to determine if they share a kernel resource NAME kcmp - compare two processes to determine if they share a kernel resource LIBRARY Standard C library ( libc …give advice about use of memory to a process NAME process_madvise - give advice about use of memory to a process LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/mm…obtain a duplicate of another process's file descriptor NAME pidfd_getfd - obtain a duplicate of another process's file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSI…enable or disable kernel management of Memory Protection eXtensions (MPX) NAME PR_MPX_ENABLE_MANAGEMENT, PR_MPX_DISABLE_MANAGEMENT - enable or disable kernel management of Memory P…transfer data between process address spaces NAME process_vm_readv, process_vm_writev - transfer data between process address spaces LIBRARY Standard C library ( libc , -lc ) SYNOP…transfer data between process address spaces NAME process_vm_readv, process_vm_writev - transfer data between process address spaces LIBRARY Standard C library ( libc , -lc ) SYNOP…Seccomp user-space notification mechanism NAME seccomp_unotify - Seccomp user-space notification mechanism LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <linux/seccom…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…duplicate a file descriptor NAME dup, dup2, dup3 - duplicate a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int dup(int oldfd ); int dup2(…enter virtual 8086 mode NAME vm86old, vm86 - enter virtual 8086 mode LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vm86.h> int vm86old(struct vm86_struct * info …enter virtual 8086 mode NAME vm86old, vm86 - enter virtual 8086 mode LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/vm86.h> int vm86old(struct vm86_struct * info …read from a file descriptor NAME read - read from a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> ssize_t read(int fd , void buf [. count ]…obtain a series of random bytes NAME getrandom - obtain a series of random bytes LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <sys/random.h> ssize_t getrandom(void b…close a file descriptor NAME close - close a file descriptor LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int close(int fd ); DESCRIPTION close () closes …enable/disable s390 CPU run-time instrumentation NAME s390_runtime_instr - enable/disable s390 CPU run-time instrumentation LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #incl…change process priority NAME nice - change process priority LIBRARY Standard C library ( libc , -lc ) SYNOPSIS #include <unistd.h> int nice(int inc ); Feature Test Macro Requiremen…