Index: gimp-gap-2.6.0+dfsg/gap/Makefile.am
===================================================================
--- gimp-gap-2.6.0+dfsg.orig/gap/Makefile.am	2009-06-04 16:38:03.000000000 -0400
+++ gimp-gap-2.6.0+dfsg/gap/Makefile.am	2013-04-07 21:35:53.602838076 -0400
@@ -394,14 +394,14 @@
 LDADD = $(GIMP_LIBS)
 
 
-gap_plugins_LDADD =          $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
+gap_plugins_LDADD =          $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS) -lm
 gap_bluebox_LDADD =          $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_filter_LDADD =           $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_fmac_LDADD =             $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_fmac_varying_LDADD =     $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_frontends_LDADD =        $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_decode_mplayer_LDADD =   $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
-gap_morph_LDADD =            $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
+gap_morph_LDADD =            $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS) -lm
 gap_name2layer_LDADD =       $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_navigator_dialog_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_player_LDADD =           $(GAPVIDEOAPI) $(WAVPLAYCLIENT) ${LIBGAPSTORY} $(LIBGAPBASE) $(GIMP_LIBS)
Index: gimp-gap-2.6.0+dfsg/gap/Makefile.in
===================================================================
--- gimp-gap-2.6.0+dfsg.orig/gap/Makefile.in	2009-06-04 16:41:00.000000000 -0400
+++ gimp-gap-2.6.0+dfsg/gap/Makefile.in	2013-04-07 21:36:10.818564531 -0400
@@ -760,14 +760,14 @@
 
 AM_LDFLAGS = $(mwindows)
 LDADD = $(GIMP_LIBS)
-gap_plugins_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
+gap_plugins_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS) -lm
 gap_bluebox_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_filter_LDADD = $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_fmac_LDADD = $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_fmac_varying_LDADD = $(GAPVIDEOAPI) $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_frontends_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_decode_mplayer_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
-gap_morph_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
+gap_morph_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS) -lm
 gap_name2layer_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_navigator_dialog_LDADD = $(LIBGIMPGAP)  $(LIBGAPBASE) $(GIMP_LIBS)
 gap_player_LDADD = $(GAPVIDEOAPI) $(WAVPLAYCLIENT) ${LIBGAPSTORY} $(LIBGAPBASE) $(GIMP_LIBS)
