diff -Nru a2ps-4.15.6_copy/lib/Makefile.in a2ps-4.15.6/lib/Makefile.in
--- a2ps-4.15.6_copy/lib/Makefile.in	2025-02-28 16:17:39.394730624 +0800
+++ a2ps-4.15.6/lib/Makefile.in	2025-02-28 16:24:24.912035345 +0800
@@ -1361,7 +1361,7 @@
 ISYSTEM = @ISYSTEM@
 LD = @LD@
 LDFLAGS = @LDFLAGS@
-LEX = @LEX@
+LEX = @LEX@ -CFe
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
 LIBICONV = @LIBICONV@
diff -Nru a2ps-4.15.6_copy/liba2ps/fonts.l a2ps-4.15.6/liba2ps/fonts.l
--- a2ps-4.15.6_copy/liba2ps/fonts.l	2025-02-28 16:17:39.394730624 +0800
+++ a2ps-4.15.6/liba2ps/fonts.l	2025-02-28 16:32:00.022609805 +0800
@@ -170,7 +170,7 @@
 
 %}
 
-%option yylineno
+/* %option yylineno */
 %option prefix="afm"
 %option outfile="lex.yy.c"
 
@@ -408,7 +408,7 @@
   const char * filename;
   FILE * stream;
 
-  yylineno = 0;
+  /* yylineno = 0; */
 
   /* Find its AFM file: first resolve its font file name */
   filename = fonts_map_resolve_alias (job->fonts_map, font->key);
diff -Nru a2ps-4.15.6_copy/Makefile.in a2ps-4.15.6/Makefile.in
--- a2ps-4.15.6_copy/Makefile.in	2025-02-28 16:17:39.381730552 +0800
+++ a2ps-4.15.6/Makefile.in	2025-02-28 16:30:26.495080749 +0800
@@ -1024,7 +1024,7 @@
 ISYSTEM = @ISYSTEM@
 LD = @LD@
 LDFLAGS = @LDFLAGS@
-LEX = @LEX@
+LEX = @LEX@ -CFe
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
 LIBICONV = @LIBICONV@
diff -Nru a2ps-4.15.6_copy/src/Makefile.in a2ps-4.15.6/src/Makefile.in
--- a2ps-4.15.6_copy/src/Makefile.in	2025-02-28 16:17:39.422730784 +0800
+++ a2ps-4.15.6/src/Makefile.in	2025-02-28 16:29:50.336876205 +0800
@@ -1063,7 +1063,7 @@
 ISYSTEM = @ISYSTEM@
 LD = @LD@
 LDFLAGS = @LDFLAGS@
-LEX = @LEX@
+LEX = @LEX@ -CFe
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
 LIBICONV = @LIBICONV@