--- a/sbin/fports	Mon Nov 04 11:08:15 2024 +0100
+++ b/sbin/fports	Mon Nov 04 11:44:47 2024 +0100
@@ -21,18 +21,18 @@
 
 # shellcheck disable=SC2016    # no expansion
 USAGE='
-USAGE: fports -h
-       fports -V
-       fports deptree [-l maxlevel] [-r] [-t] package...
-       fports detail -n
-       fports detail -m
+USAGE: fports -h|--help
+       fports -V|--version
+       fports deptree [-l maxlevel|--maxlevel=maxlevel] [-r|--reverse] [-t|--list|--transitive] package...
+       fports detail -n|--noauto|--no-auto
+       fports detail -m|--mapped
        fports detail package...
 
 GLOBAL OPTIONS:
 
-  -V    Print the program name and version number to stdout and exit
+  -V, --version  Print the program name and version number to stdout and exit.
 
-  -h    Print this help message to stdout and exit
+  -h, --help     Print this help message to stdout and exit.
 
 '
 
@@ -77,14 +77,15 @@
     opt_maxlevel=0
     opt_reversed=no
     opt_flat=no
-    while getopts "l:rt" opt; do
+    while getopts "l:rt-:" opt; do
+        postprocess_getopts_for_long "l:rt-:" opt "maxlevel=" "reverse" "list" "transitive" ""
         case "${opt}" in
-            l)
+            l|maxlevel)
                 opt_maxlevel=$(($OPTARG + 0));;
-            r)
+            r|reverse)
                 # shellcheck disable=SC2034
                 opt_reversed=yes;;
-            t)
+            t|list|transitive)
                 opt_flat=yes;;
             \?)
                 exit 2;;
@@ -355,12 +356,13 @@
 
     opt_noauto=no
     opt_mapped=no
-    while getopts "nm" opt; do
+    while getopts "nm-:" opt; do
+        postprocess_getopts_for_long "nm-:" opt "noauto" "no-auto" "mapped" ""
         case "${opt}" in
-            n)
+            n|noauto|no-auto)
                 # shellcheck disable=SC2034     # appears unused
                 opt_noauto=yes;;
-            m)
+            m|mapped)
                 # shellcheck disable=SC2034     # appears unused
                 opt_mapped=yes;;
             \?)
@@ -593,13 +595,14 @@
 #
 # Global option handling
 #
-while getopts "Vh" _opt ; do
+while getopts "Vh-:" _opt ; do
+    postprocess_getopts_for_long "Vh-:" _opt "version" "help" ""
     case "${_opt}" in
-        V)
+        V|version)
             printf 'fports %s\n' '@@SIMPLEVERSIONSTR@@'
             exit 0
             ;;
-        h)
+        h|help)
             echo "${USAGE}"
             exit 0
             ;;