@@ -, +, @@ 
---
 ebuild-env-vars.tex | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)
--- a/ebuild-env-vars.tex	
+++ a/ebuild-env-vars.tex	
@@ -102,12 +102,12 @@ variable.
    The absolute path to the root directory into which the package is to be merged.  Phases which run
    with full filesystem access must not touch any files outside of the directory given in
    \t{ROOT}\@. Also of note is that in a cross-compiling environment, binaries inside of \t{ROOT}
-   will not be executable on the build machine, so ebuilds must not call them. \t{ROOT} must be
-   non-empty and end in a trailing slash. \\
+   will not be executable on the build machine, so ebuilds must not call them. Note that \t{ROOT}
+   may be either empty or equal to \t{/} if it refers to the system root directory. \\
 \t{EROOT} &
     \t{pkg\_*} &
     No &
-    Contains the path \t{\$\{ROOT\%/\}\$\{EPREFIX\}/} for convenience. See also the
+    Contains the concatenation of \t{ROOT} and \t{EPREFIX} paths for convenience. See also the
     \t{EPREFIX} variable. Only for EAPIs listed in table~\ref{tab:offset-env-vars-table} as
     supporting \t{EROOT}. \\
 \t{T} &
@@ -139,7 +139,7 @@ variable.
     \t{src\_install} &
     No &
     Contains the full path to the image directory into which the package should be installed.
-    Must be non-empty and end in a trailing slash. \\
+    Must be non-empty. \\
 \t{D} (continued) &
     \t{pkg\_preinst}, \t{pkg\_postinst} &
     Yes &
@@ -148,7 +148,7 @@ variable.
 \t{ED} &
     \t{src\_install}, \t{pkg\_preinst}, \t{pkg\_postinst} &
     See \t{D} &
-    Contains the path \t{\$\{D\%/\}\$\{EPREFIX\}/} for convenience. See also the
+    Contains the concatenation of \t{D} and \t{EPREFIX} paths for convenience. See also the
     \t{EPREFIX} variable. Only for EAPIs listed in table~\ref{tab:offset-env-vars-table} as
     supporting \t{ED}. \\
 \t{DESTTREE} &
--