diff options
Diffstat (limited to 'documentation/ref-manual/ref-variables.xml')
-rw-r--r-- | documentation/ref-manual/ref-variables.xml | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml index fb337913ca..67ea422618 100644 --- a/documentation/ref-manual/ref-variables.xml +++ b/documentation/ref-manual/ref-variables.xml | |||
@@ -2199,6 +2199,15 @@ | |||
2199 | you can choose, see | 2199 | you can choose, see |
2200 | <link linkend='var-IMAGE_TYPES'><filename>IMAGE_TYPES</filename></link>. | 2200 | <link linkend='var-IMAGE_TYPES'><filename>IMAGE_TYPES</filename></link>. |
2201 | </para> | 2201 | </para> |
2202 | |||
2203 | <note> | ||
2204 | Due to the way this variable is processed, it is not | ||
2205 | possible to update its contents using | ||
2206 | <filename>_append</filename> or | ||
2207 | <filename>_prepend</filename>. To add one or more | ||
2208 | additional options to this variable the | ||
2209 | <filename>+=</filename> operator must be used. | ||
2210 | </note> | ||
2202 | </glossdef> | 2211 | </glossdef> |
2203 | </glossentry> | 2212 | </glossentry> |
2204 | 2213 | ||