1 files changed, 1 insertions, 0 deletions
diff --git a/auto.def b/auto.def
index 65c53c6..053a463 100644
--- a/auto.def
+++ b/auto.def
@@ -93,6 +93,7 @@ if {[opt-bool utf8]} {
 if {[opt-bool math]} {
     msg-result "Enabling math functions"
     define JIM_MATH_FUNCTIONS
+    define-append LIBS -lm
 }
 if {[opt-bool ipv6]} {
     msg-result "Enabling IPv6"