9a: remove a few mentions

man/man1/9c.1

@@ -1,6 +1,6 @@
 .TH 9C 1
 .SH NAME
-9c, 9a, 9l, 9ar \- C compiler, assembler, linker, archiver
+9c, 9l, 9ar \- C compiler, assembler, linker, archiver
 .SH SYNOPSIS
 .B 9c
 [
@@ -14,10 +14,6 @@
 .I file
 \&...
 .PP
-.B 9a
-.I file
-\&...
-.PP
 .B 9l
 [
 .I -o
@@ -81,12 +77,6 @@ also defines
 .B __sun__
 on SunOS systems.
 .PP
-.I 9a
-assembles the named files into object files for the current system.
-Unlike some system assemblers, it does
-.I not
-promise to run the C preprocessor on the source files.
-.PP
 .I 9l
 links the named object files and libraries to create the target executable.
 Each
@@ -203,10 +193,6 @@ rebuilt whenever the archive is modified.
 Compile three C source files.
 .TP
 .L
-9a file4.s
-Assemble one assembler source file.
-.TP
-.L
 9ar rvc lib.a file[12].o
 Archive the first two object files into a library.
 .TP

src/mkhdr

@@ -9,7 +9,7 @@ OS=$O
 CC=9c
 #CC=9r
 LD=9l
-AS=9a
+AS=no-9a
 AR=9ar
 CFLAGS=
 LDFLAGS=