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-rw-r--r--doc/PKGBUILD.5.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/PKGBUILD.5.txt b/doc/PKGBUILD.5.txt
index 3d3d1b59..cbd02e88 100644
--- a/doc/PKGBUILD.5.txt
+++ b/doc/PKGBUILD.5.txt
@@ -169,7 +169,8 @@ contain whitespace characters.
*arch (array)*::
Defines on which architectures the given package is available (e.g.,
`arch=('i686' 'x86_64')`). Packages that contain no architecture specific
- files should use `arch=('any')`.
+ files should use `arch=('any')`. Valid characters for members of this array
+ are alphanumerics and ```_`''.
*backup (array)*::
An array of file names, without preceding slashes, that