mdoc(7) police: Tidy up the syscall language.

Stop calling system calls "function calls".

Use "The .Fn system call" a-la "The .Nm utility".

When referring to a non-BSD implementation in
the HISTORY section, call syscall a function,
to be safe.

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/libc/sys/getrusage.2 b/lib/libc/sys/getrusage.2
index 599bebc97993..2efa81954f31 100644
--- a/lib/libc/sys/getrusage.2
+++ b/lib/libc/sys/getrusage.2
@@ -49,7 +49,9 @@
 .Ft int
 .Fn getrusage "int who" "struct rusage *rusage"
 .Sh DESCRIPTION
-.Fn Getrusage
+The
+.Fn getrusage
+system call
 returns information describing the resources utilized by the current
 process, or all its terminated child processes.
 The
@@ -156,7 +158,7 @@ to the first process to read or write the data.
 .Sh ERRORS
 The
 .Fn getrusage
-function will fail if:
+system call will fail if:
 .Bl -tag -width Er
 .It Bq Er EINVAL
 The
@@ -177,5 +179,5 @@ that has not yet terminated.
 .Sh HISTORY
 The
 .Fn getrusage
-function call appeared in
+system call appeared in
 .Bx 4.2 .