default signal to send if none is specified is @samp{TERM}. The
symbolic signal name can be given in canonical form or prefixed by
@samp{SIG}. The case of the letters is ignored. The following signal
-names and numbers are supported on all POSIX compliant systems:
+names and numbers are supported on all @sc{posix} compliant systems:
@table @asis
@item 1
@end table
Other supported signal names have system-dependent corresponding
-numbers. All POSIX compliant systems support the signal names
+numbers. All @sc{posix} compliant systems support the signal names
@samp{FPE}, @samp{ILL}, @samp{BUS}, @samp{CHLD}, @samp{CONT},
@samp{PIPE}, @samp{SEGV}, @samp{STOP}, @samp{TSTP}, @samp{TTIN},
@samp{TTOU}, @samp{USR1}, @samp{USR2}, @samp{POLL}, @samp{PROF},