NAME flockfile, ftrylockfile, funlockfile - lock FILE for stdio LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... FILE * filehandle ); int ftrylockfile(FILE * filehandle ); vo…NAME flockfile, ftrylockfile, funlockfile - lock FILE for stdio LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... FILE * filehandle ); int ftrylockfile(FILE * filehandle ); vo…NAME flockfile, ftrylockfile, funlockfile - lock FILE for stdio LIBRARY Standard C library ( libc , -lc ) SYNOPSIS ... FILE * filehandle ); int ftrylockfile(FILE * filehandle ); vo…