@deffnx {Scheme Procedure} stat:ctimensec st
The fractional part of a file's access, modification, or attribute modification
time, in nanoseconds. Nanosecond timestamps are only available on some operating
-systems and filesystems. If Guile cannot retrieve nanosecond-level timestamps
+systems and file systems. If Guile cannot retrieve nanosecond-level timestamps
for a file, these fields will be set to 0.
@end deffn
@deffn {Scheme Procedure} stat:blksize st
The optional @var{actimens} and @var{modtimens} are nanoseconds
to add @var{actime} and @var{modtime}. Nanosecond precision is
-only supported on some combinations of filesystems and operating
+only supported on some combinations of file systems and operating
systems.
@lisp
(utime "foo" (- (current-time) 3600))
"@code{current-time} procedure.\n\n"
"The optional @var{actimens} and @var{modtimens} are nanoseconds\n"
"to add @var{actime} and @var{modtime}. Nanosecond precision is\n"
- "only supported on some combinations of filesystems and operating\n"
+ "only supported on some combinations of file systems and operating\n"
"systems.\n"
"@lisp\n"
"(utime \"foo\" (- (current-time) 3600))\n"