build-sys: hwclock requires -lm

hwclock uses fabs and therefore needs libm, otherwise a linking
error ocurrs when building with -fno-builtin.

diff --git a/sys-utils/Makemodule.am b/sys-utils/Makemodule.am
index 25e1ad7bfdca5539c5ed990515c78151805ad66f..ef793c1168139e20bdc4589c391169255897f083 100644 (file)
--- a/sys-utils/Makemodule.am
+++ b/sys-utils/Makemodule.am
@@ -370,7 +370,7 @@ hwclock_SOURCES = \
 if LINUX
 hwclock_SOURCES += sys-utils/hwclock-rtc.c
 endif
-hwclock_LDADD = $(LDADD) libcommon.la
+hwclock_LDADD = $(LDADD) libcommon.la -lm
 if HAVE_AUDIT
 hwclock_LDADD += -laudit
 endif