Upgrade some debug printing to debug statements.

startup_hooks/tcshrc

@@ -42,14 +42,10 @@ setenv LC_TIME en_US.UTF-8
 
 set CSHENV_TCSHRC_SOURCED
 
-if( $?CSHENV_DEBUG ) then
-    echo "Starting tcshrc..."
-endif
+_debug "Starting tcshrc..."
 
 if( -c `tty` ) then
-    if( $?CSHENV_DEBUG ) then
-        echo "Going to source core tcshrc..."
-    endif
+	_debug "Going to source core tcshrc..."
 
     # Capture the original path, so that we don't
     # keep infinitely expanding it.
@@ -64,9 +60,7 @@ endif
 
 # Not using tcshrc bits for non-login shells.  Will decide what to do later.
 
-if( $?CSHENV_DEBUG ) then
-    echo "Ending tcshrc..."
-endif
+_debug "Ending tcshrc..."
 
 ###########################
 # vim: ft=tcsh

tcshrc

@@ -23,9 +23,7 @@ if( $?tcsh ) then
 		echo "We are on a very ancient TCSH!  There may be many problems..."
 	else
 		if( $tcsh_minor == 14 && $tcsh_patch < 2 ) then
-			if( $?CSHENV_DEBUG ) then
-				echo "We may not have ADAM's patches..."
-			endif
+			_debug "We may not have ADAM's patches..."
 		endif
 	endif
 
@@ -54,7 +52,7 @@ if( $?CSHENV_HISTORY_SIZE ) then
 	set history=${CSHENV_HISTORY_SIZE}
 endif
 
-if( $?CSHENV_DEBUG ) echo "Setting up optional sourcing mechanism."
+_debug "Setting up optional sourcing mechanism."
 # This safe_source alias is incredibly delicate.  It drives the whole
 # optional sourcing mechanism -- DO NOT MESS WITH IT!
 alias safe_source 'eval "if ( -f \!:1 ) then \\