remove a bashism: don't use the function keyword to declare functions,

it's not POSIX.

Note that there might be some other bashisms around, but this is the
only one I am aware of now, so...

Closes: #1122

install/mysql.sh

@@ -117,7 +117,7 @@ EOF
 fi
 
 # create a sed script to create/update the file
-function set_value() {
+set_value() {
     var=$1
     RET=$2
     grep -Eq "^ *$var=" $MYSQL_CONFIG || echo "$var=" >> $MYSQL_CONFIG

src/fixperms.sh

@@ -47,7 +47,7 @@ fi
 
 . "$CONFIG_FILE"
 
-function doone {
+doone {
     read GID LOGIN
     while [ "$LOGIN" ] 
       do

src/sqlbackup.sh

@@ -29,7 +29,7 @@
 
 set -e
 
-function dobck {
+dobck {
     local ext
     local i
     local old_ifs

tools/top_ftp_users

@@ -74,7 +74,7 @@ done
 
 
 #-------------------------
-function set_messages
+set_messages
 #-------------------------
 {
 	# Language-dependent messages
@@ -95,7 +95,7 @@ function set_messages
 
 
 #-------------------------
-function trap_EXIT
+trap_EXIT
 #-------------------------
 {
 	# Does some cleaning

tools/top_http_users

@@ -74,7 +74,7 @@ done
 
 
 #-------------------------
-function set_messages
+set_messages
 #-------------------------
 {
 	# Language-dependent messages
@@ -106,7 +106,7 @@ function set_messages
 
 
 #-------------------------
-function trap_EXIT
+trap_EXIT
 #-------------------------
 {
 	# Does some cleaning

tools/top_mysql_users

@@ -73,7 +73,7 @@ done
 
 
 #-------------------------
-function set_messages
+set_messages
 #-------------------------
 {
 	# Language-dependent messages
@@ -93,7 +93,7 @@ function set_messages
 
 
 #-------------------------
-function trap_EXIT
+trap_EXIT
 #-------------------------
 {
 	# Does some cleaning