explicitly add math library
diff --git a/skeletons/tests/Makefile.in b/skeletons/tests/Makefile.in
index ea0acc0..af41562 100644
--- a/skeletons/tests/Makefile.in
+++ b/skeletons/tests/Makefile.in
@@ -52,24 +52,31 @@
check_GeneralizedTime_SOURCES = check-GeneralizedTime.c
check_GeneralizedTime_OBJECTS = check-GeneralizedTime.$(OBJEXT)
check_GeneralizedTime_LDADD = $(LDADD)
+check_GeneralizedTime_DEPENDENCIES =
check_INTEGER_SOURCES = check-INTEGER.c
check_INTEGER_OBJECTS = check-INTEGER.$(OBJEXT)
check_INTEGER_LDADD = $(LDADD)
+check_INTEGER_DEPENDENCIES =
check_OIDs_SOURCES = check-OIDs.c
check_OIDs_OBJECTS = check-OIDs.$(OBJEXT)
check_OIDs_LDADD = $(LDADD)
+check_OIDs_DEPENDENCIES =
check_REAL_SOURCES = check-REAL.c
check_REAL_OBJECTS = check-REAL.$(OBJEXT)
check_REAL_LDADD = $(LDADD)
+check_REAL_DEPENDENCIES =
check_UTCTime_SOURCES = check-UTCTime.c
check_UTCTime_OBJECTS = check-UTCTime.$(OBJEXT)
check_UTCTime_LDADD = $(LDADD)
+check_UTCTime_DEPENDENCIES =
check_ber_tlv_tag_SOURCES = check-ber_tlv_tag.c
check_ber_tlv_tag_OBJECTS = check-ber_tlv_tag.$(OBJEXT)
check_ber_tlv_tag_LDADD = $(LDADD)
+check_ber_tlv_tag_DEPENDENCIES =
check_length_SOURCES = check-length.c
check_length_OBJECTS = check-length.$(OBJEXT)
check_length_LDADD = $(LDADD)
+check_length_DEPENDENCIES =
DEFAULT_INCLUDES = -I. -I$(srcdir) -I$(top_builddir)
depcomp = $(SHELL) $(top_srcdir)/depcomp
am__depfiles_maybe = depfiles
@@ -208,6 +215,7 @@
target_os = @target_os@
target_vendor = @target_vendor@
AM_CPPFLAGS = -I$(top_srcdir)/skeletons
+LDADD = -lm
TESTS = $(check_PROGRAMS)
all: all-am