NAME setfsuid - set user identity used for filesystem checks LIBRARY Standard C library ( libc ... SYNOPSIS #include <sys/fsuid.h> [[deprecated]] int setfsuid(uid_t fsuid ); DESCRI…NAME setfsuid - set user identity used for filesystem checks LIBRARY Standard C library ( libc ... SYNOPSIS #include <sys/fsuid.h> [[deprecated]] int setfsuid(uid_t fsuid ); DESCRI…longer applicable on modern Linux kernels. See setfsuid (2) for a discussion ... both setfsuid (2) and setfsgid () is nowadays unneeded. The original Linux setfsgid () system call …longer applicable on modern Linux kernels. See setfsuid (2) for a discussion ... both setfsuid (2) and setfsgid () is nowadays unneeded. The original Linux setfsgid () system call …differ from the effective IDs by calling setfsuid (2) and setfsgid (2). • Supplementary group ... process's effective user (group) ID. setfsuid (2) ( setfsgid (2)) Modify the proce…UIDs ( setuid (2), setreuid (2), setresuid (2), setfsuid (2)); • forge UID when passing socket credentials ... changed from 0 to nonzero (see setfsuid (2)), then the following capa…user ID of the calling process. See setfsuid (2). If uid is different from ... dumps. SEE ALSO getuid (2), seteuid (2), setfsuid (2), setreuid (2), capabilities (7), credentialsuser ID of the calling process. See setfsuid (2). If uid is different from ... dumps. SEE ALSO getuid (2), seteuid (2), setfsuid (2), setreuid (2), capabilities (7), credentialschanged by the system call setfsuid (2). (Here "fsuid" stands for something like "filesystem user ... obsolete now. Nobody should use setfsuid (2).) Similarly, Linux uses the fsgid…ALSO getresuid (2), getuid (2), setfsgid (2), setfsuid (2), setreuid (2), setuid (2), capabilitiesALSO getresuid (2), getuid (2), setfsgid (2), setfsuid (2), setreuid (2), setuid (2), capabilitiesALSO getresuid (2), getuid (2), setfsgid (2), setfsuid (2), setreuid (2), setuid (2), capabilitiesALSO getresuid (2), getuid (2), setfsgid (2), setfsuid (2), setreuid (2), setuid (2), capabilitiessetfsgid (2) 1.2 setfsgid32 (2) 2.4 setfsuid (2) 1.2 setfsuid32 (2) 2.4 setgidrelevant system calls include setuid (2), setfsuid (2), setreuid (2), and setresuid (2). For group