diff -Nru a2ps-4.15.6_copy/liba2ps/Makefile.in a2ps-4.15.6/liba2ps/Makefile.in
--- a2ps-4.15.6_copy/liba2ps/Makefile.in	2025-02-28 18:20:03.973880169 +0800
+++ a2ps-4.15.6/liba2ps/Makefile.in	2025-03-03 15:05:14.549904235 +0800
@@ -1532,7 +1532,7 @@
 libnowarnings_a_SOURCES = fonts.l lexppd.l parseppd.y regex.c regex.h confg.c confg.h
 liba2ps_la_LDFLAGS = $(BDW_GC_LIBS)
 liba2ps_la_SOURCES = $(liba2pssources) $(libitsources) $(mylibitsources)
-liba2ps_la_LIBADD = ../lib/libgnu.la $(LIBINTL) $(LIBSOCKET) $(GETHOSTNAME_LIB)
+liba2ps_la_LIBADD = ../lib/libgnu.la $(LIBINTL) $(LIBSOCKET) $(GETHOSTNAME_LIB) -lm
 
 #
 # Handling the Gperf code