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GETVFSBYNAME(3) FreeBSD Library Functions Manual GETVFSBYNAME(3) NAME getvfsbyname -- get information about a filesystem LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <sys/param.h> #include <sys/mount.h> int getvfsbyname(const char *name, struct vfsconf *vfc); DESCRIPTION The getvfsbyname() function provides access to information about a filesystem module that is configured in the kernel. If successful, the requested filesystem vfsconf is returned in the location pointed to by vfc. The fields in a ``struct vfsconf'' are defined as follows: vfc_name the name of the filesystem vfc_typenum the filesystem type number assigned by the kernel vfc_refcount the number of active mount points using the filesystem vfc_flags flag bits as described in getvfsent(3) RETURN VALUES The getvfsbyname() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set to indicate the error. ERRORS The following errors may be reported: [EFAULT] The vfc pointer contains an invalid address. [ENOENT] The name specifies a filesystem that is unknown or not configured in the kernel. SEE ALSO mount(2), getvfsent(3), sysctl(3), mount(8), sysctl(8) HISTORY A variant of the getvfsbyname() function first appeared in FreeBSD 2.0. FreeBSD 11.1 May 4, 1995 FreeBSD 11.1
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | ERRORS | SEE ALSO | HISTORY
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