Tweak the English.

[pspp] / DEPENDENCIES

diff --git a/DEPENDENCIES b/DEPENDENCIES
index 33143760fa54780ebbf4be483a3ab34a69c15b10..0cf7c3072dddf0d342097d197e645d148828e812 100644 (file)
--- a/DEPENDENCIES
+++ b/DEPENDENCIES
@@ -1,25 +1,26 @@
 The following packages are needed by maintainers for using 'gnulib-tool':
 
-* A C runtime and compiler (e.g. GNU gcc 2.95 or newer).
-  + Mandatory.
-  + Homepage:
+* A C runtime and compiler.
+  + Mandatory. Using the platform's native 'cc' gives good portability
+    exposure, but you can also use GNU gcc 2.95 or newer.
+  + GCC Homepage:
     http://gcc.gnu.org/
   + Download:
     http://ftp.gnu.org/gnu/gcc/
     ftp://ftp.gnu.org/gnu/gcc/
 
-* A 'make' utility (e.g. GNU make 3.79.1 or newer).
-  + Mandatory.
-  + Homepage:
+* A 'make' utility.
+  + Mandatory. Using the platform's native 'make' gives good portability
+    exposure for in-tree builds, but VPATH builds require GNU make 3.79.1 or
+    newer.
+  + GNU Make Homepage:
     http://www.gnu.org/software/make/
   + Download:
     http://ftp.gnu.org/gnu/make/
     ftp://ftp.gnu.org/gnu/make/
 
-* GNU m4 1.4.9 or newer.
-  + Mandatory.
-    Autoconf requires GNU m4 1.4 or newer, and Autoconf 2.61 triggers bugs
-    in GNU m4 < 1.4.8.
+* GNU m4 1.4.5 or newer.
+  + 1.4.5 or newer is mandatory, but 1.4.9 or newer is recommended.
   + Homepage:
     http://www.gnu.org/software/m4/
   + Download:
@@ -34,7 +35,7 @@ The following packages are needed by maintainers for using 'gnulib-tool':
     http://ftp.gnu.org/gnu/autoconf/
     ftp://ftp.gnu.org/gnu/autoconf/
 
-* GNU automake 1.10 or newer.
+* GNU automake 1.9.6 or newer.
   + Mandatory.
   + Homepage:
     http://www.gnu.org/software/automake/