mprotect(2) - NetBSD Manual Pages

MPROTECT(2)               NetBSD Programmer's Manual               MPROTECT(2)


NAME
mprotect - control the protection of pages
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <sys/types.h> #include <sys/mman.h> int mprotect(void *addr, size_t len, int prot);
DESCRIPTION
The mprotect() system call changes the specified pages to have protection prot. Not all implementations will guarantee protection on a page basis; the granularity of protection changes may be as large as an entire re- gion.
SEE ALSO
madvise(2), mincore(2), msync(2), munmap(2)
HISTORY
The mprotect() function first appeared in 4.4BSD. NetBSD 1.5.3_RC1 June 9, 1993 1

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