configure: Undefine __PIC__

QBE doesn't emit position-independent code, so we don't want __PIC__
defined if the preprocessor does by default.

1 files changed, 3 insertions, 0 deletions

diff --git a/configure b/configure
index 1008e24..be7a95b 100755
--- a/configure
+++ b/configure
@@ -151,6 +151,9 @@ static const char *const preprocesscmd[] = {
 	"-D", "__STDC_NO_VLA__",
 	"-U", "__SIZEOF_INT128__",
 
+	/* we don't generate position-independent code */
+	"-U", "__PIC__",
+
 	/* ignore attributes and extension markers */
 	"-D", "__attribute__(x)=",
 	"-D", "__extension__=",