Do not use '#endif/#else xxx'; it is not allowed for ANSI C

mach/proto/as/comm0.h

@@ -68,8 +68,8 @@
 #ifndef ASLD
 #ifndef RELOCATION
 separate linker only possible if relocation info produced
-#endif RELOCATION
-#endif ASLD
+#endif /* RELOCATION */
+#endif /* ASLD */
 
 #ifndef DEBUG
 #define	DEBUG	1
@@ -124,7 +124,7 @@ _include	<signal.h>
 #else
 #define	PASS_SYMB	1
 #define	PASS_RELO	1
-#endif THREE_PASS
+#endif /* THREE_PASS */
 
 #ifdef ASLD
 #define	RELOMOVE(a,b)	/* empty */

mach/proto/as/comm1.h

@@ -42,11 +42,11 @@ extern short	dflag;		/* -d option (list mode) */
 #ifdef ASLD
 #ifdef RELOCATION
 extern short	rflag;		/* -r option (relocation info) */
-#endif RELOCATION
+#endif /* RELOCATION */
 #else
 #define	rflag	1
 extern valu_t	relonami;
-#endif ASLD
+#endif /* ASLD */
 
 #ifdef THREE_PASS
 extern short	bflag;		/* -b option (no optimizations) */

mach/proto/as/comm2.y

@@ -96,7 +96,7 @@ static item_t	*last_it, *o_it;
 			else if (listtemp) { listflag = listtemp; listeoln = 1; }
 #else
 #define	LISTLINE(n)	/* empty */
-#endif LISTING
+#endif /* LISTING */
 
 #ifdef ASLD
 #define	RELODONE	/* empty */

mach/proto/as/comm4.c

@@ -93,8 +93,8 @@ char **argv;
 #ifdef RELOCATION
 #ifdef ASLD
 			rflag = 1;
-#endif ASLD
-#endif RELOCATION
+#endif /* ASLD */
+#endif /* RELOCATION */
 			break;
 		case 'b':
 #ifdef THREE_PASS
@@ -115,7 +115,7 @@ char **argv;
 #ifdef RELOCATION
 	if (rflag)
 		sflag |= SYM_SCT;
-#endif RELOCATION
+#endif /* RELOCATION */
 	pass_1(argc, argv);
 #ifdef THREE_PASS
 	pass_23(PASS_2);
@@ -304,7 +304,7 @@ needed()
 #endif
 	return(need);
 }
-#endif ASLD
+#endif /* ASLD */
 
 parse(s)
 char *s;
@@ -423,7 +423,7 @@ pass_23(n)
 	machstart(n);
 #ifndef ASLD
 	newmodule(modulename);
-#endif ASLD
+#endif /* ASLD */
 	ffreopen(temppath, tempfile);
 	yyparse();
 	commfinish();
@@ -534,12 +534,12 @@ commfinish()
 					0,
 					load(ip)
 				);
-#else not ASLD
+#else /* not ASLD */
 #ifdef THREE_PASS
 			if (pass == PASS_2) {
 				cp->c_size -= sp->s_gain;
 			}
-#endif THREE_PASS
+#endif /* THREE_PASS */
 		}
 		if (pass == PASS_1) cp->c_size = ip->i_valu;
 		if (PASS_SYMB) {
@@ -553,7 +553,7 @@ commfinish()
 				cp->c_size
 			);
 		}
-#endif not ASLD
+#endif /* not ASLD */
 	}
 	if (PASS_SYMB == 0)
 		return;
@@ -578,7 +578,7 @@ commfinish()
 				(valu_t)0
 			);
 		}
-#endif not ASLD
+#endif /* not ASLD */
 	/*
 	 * produce symbol table entries for sections
 	 */

mach/proto/as/comm6.c

@@ -26,7 +26,7 @@ register int typ;
 		typ = S_VAR;
 	else if (pass == PASS_2 && (ip->i_type & S_TYP) == S_UND)
 		ip->i_type |= typ;
-#endif THREE_PASS
+#endif /* THREE_PASS */
 	if (typ == S_UND)
 		serror("illegal equate");
 	if (pass == PASS_3)
@@ -40,7 +40,7 @@ register item_t *ip;
 	register flag;
 #ifdef GENLAB
 	static char genlab[] = GENLAB;
-#endif GENLAB
+#endif /* GENLAB */
 
 	if (pass == PASS_1) {
 		/* printf("declare %s: %o\n", ip->i_name, typ); */
@@ -59,12 +59,12 @@ register item_t *ip;
 		flag = SYM_LOC;
 #else
 	flag = SYM_EXT|SYM_LOC;	/* S_EXT not stable in PASS_1 */
-#endif THREE_PASS
+#endif /* THREE_PASS */
 #ifdef GENLAB
 	if (!(flag & SYM_EXT) &&
 	    strncmp(ip->i_name, genlab, sizeof(genlab)-1) == 0)
 		flag = SYM_LAB;
-#endif GENLAB
+#endif /* GENLAB */
 	if (sflag & flag)
 		newsymb(
 			ip->i_name,

mach/proto/as/comm7.c

@@ -167,7 +167,7 @@ listline(textline)
 	listcolm = 0;
 	listflag = listtemp;
 }
-#endif LISTING
+#endif /* LISTING */
 
 /* ---------- code optimization ---------- */