mcom: remove needless invocations of awk

Fixes #238.

mcom

@@ -276,7 +276,7 @@ fi
 				commajoin | sed 's/^/Cc: /'
 			printf '%s' "$hdrs" | mhdr -M -h bcc - |
 				commajoin | sed 's/^/Bcc: /'
-			printf '%s\n' "$hdrs" | awk '{ print }' |
+			printf '%s\n' "$hdrs" |
 				msed "/to/d; /cc/d; /bcc/d; /body/d" -
 		} | msed "/cc/a//; /bcc/a//; /subject/a//; /from/a/$default_from/" - | sed '/^$/d'
 		msgid
@@ -298,7 +298,7 @@ fi
 			printf '%s' "$hdrs" | mhdr -M -h bcc - |
 				commajoin | sed 's/^/Bcc: /'
 			COLUMNS=10000 mscan -f 'Subject: Fwd: [%f] %s' "$@" 2>/dev/null | sed 1q
-			printf '%s\n' "$hdrs" | awk '{ print }' |
+			printf '%s\n' "$hdrs" |
 				msed "/to/d; /cc/d; /bcc/d" -
 		} | msed "/cc/a//; /bcc/a//; /from/a/$default_from/" - | sed '/^$/d'
 		msgid
@@ -335,7 +335,7 @@ fi
 				commajoin | sed 's/^/Resent-To: /'
 			printf '%s' "$hdrs" | mhdr -M -h resent-cc - |
 				commajoin | sed 's/^/Resent-Cc: /'
-			printf '%s\n' "$hdrs" | awk '{ print }' |
+			printf '%s\n' "$hdrs" |
 				msed "/resent-to/d; /resent-cc/d" -
 		} |
 			msed "/resent-to/a//; /resent-from/a/$default_from/" - | sed '/^$/d'
@@ -368,11 +368,11 @@ fi
 				       notmine |grep -Fv -e "$to" |
 				       ouniq |commajoin)"
 			printf 'Bcc: \n'
-			printf '%s\n' "$hdrs" | awk '{ print }' |
+			printf '%s\n' "$hdrs" |
 				msed "/body/d" -
 		fi | sed '/^$/d'
 		printf 'Subject: Re: %s\n' "$(COLUMNS=10000 mscan -f '%S' "$1")"
-		if ! printf '%s\n' "$hdrs" | awk '{ print }' |
+		if ! printf '%s\n' "$hdrs" |
 		     mhdr -h from: - >/dev/null; then
 			addr=$(maddr -a -h delivered-to:to:cc:bcc: "$1" | replyfrom | head -n1)
 			[ -n "$addr" ] && from=$(maddr -h reply-from "$MBLAZE/profile" | grep -Fi "<$addr>" | head -n1)