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-rwxr-xr-xconfigure.ac3
1 files changed, 2 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index e6f49822..22077bf7 100755
--- a/configure.ac
+++ b/configure.ac
@@ -21,7 +21,8 @@ AC_CANONICAL_TARGET()
AM_INIT_AUTOMAKE(1.6)
AM_CONFIG_HEADER(config.h)
-dnl we need gawk for memtypes.awk
+dnl GNU awk is required for lib/memtype.h made by memtypes.awk.
+dnl BSD awk complains: awk: gensub doesn't support backreferences (subst "\1")
AC_CHECK_PROG([GAWK],[gawk],[gawk],[/bin/false])
AC_ARG_VAR([GAWK],[GNU AWK])