2 files changed, 15 insertions, 0 deletions
diff --git a/Config.in b/Config.in
index ad8a2426..fffd2870 100644
--- a/Config.in
+++ b/Config.in
@@ -19,6 +19,13 @@ config TOYBOX_SUID
 	  be installed suid root, and drops permissions before running commands
 	  which do not require root access.
 
+config TOYBOX_FLOAT
+	bool "Floating point support"
+	default y
+	help
+	  Include floating point support infrastructure and commands that
+	  require it.
+
 config TOYBOX_FREE
 	bool "Free memory unnecessarily"
 	default n
diff --git a/lib/lib.h b/lib/lib.h
index 61df58b4..6880462e 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -4,6 +4,14 @@
  * Copyright 2006 Rob Landley <rob@landley.net>
  */
 
+// Unfortunately, sizeof() doesn't work in a preprocessor test.  TODO.
+
+//#if sizeof(double) <= sizeof(long)
+//typedef double FLOAT;
+//#else
+typedef float FLOAT;
+//#endif
+
 // libc generally has this, but the headers are screwed up
 ssize_t getline(char **lineptr, size_t *n, FILE *stream);