INCLUDEDIR should default to be in SRCDIR

…not the literal value `sources`, regardless of what `SRCDIR` might
be.

diff --git a/GNUmakefile b/GNUmakefile
index 46fb27dc62c8e2ac2e7ab72914749b6c460974a0..89ca7848928142a1487554740a4715328817c83d 100644 (file)
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -149,7 +149,7 @@ SRCDIR := sources
 # Multiple directories can be given so long as files with the same name do not exist in each.
 #
 # These can be inside of `SRCDIR´ directories if desired.
-INCLUDEDIR := sources/includes
+INCLUDEDIR := $(SRCDIR)/includes
 
 # The directory in which to generate temporary buildfiles.
 #