--- a/hgfsmounter/Makefile.am
+++ b/hgfsmounter/Makefile.am
@@ -23,6 +23,7 @@
 mount_vmhgfs_LDADD += ../lib/panicDefault/libPanicDefault.la
 mount_vmhgfs_LDADD += ../lib/panic/libPanic.la
 mount_vmhgfs_LDADD += ../lib/stubs/libStubs.la
+mount_vmhgfs_LDADD += -lm
 
 mount_vmhgfs_SOURCES =
 mount_vmhgfs_SOURCES += hgfsmounter.c
--- a/rpctool/Makefile.am
+++ b/rpctool/Makefile.am
@@ -25,4 +25,5 @@
 vmware_rpctool_LDADD += ../lib/message/libMessage.la
 vmware_rpctool_LDADD += ../lib/backdoor/libBackdoor.la
 vmware_rpctool_LDADD += ../lib/string/libString.la
+vmware_rpctool_LDADD += -lm