Always use our own c2man.

Make.rules.in

@@ -50,7 +50,6 @@ LDFLAGS   = @LDFLAGS@
 LDCOMBINE = $(LD) -r
 RM        = rm -f
 MV        = mv
-C2MAN     = @C2MAN@
 LINT      = @LINT@
 LINTFLAGS = @LINTFLAGS@
 INCLUDES     = -I$(SRCDIR) -I. -I$(TOPSRCDIR)/include -I$(TOPOBJDIR)/include $(EXTRAINCL)
@@ -60,6 +59,7 @@ ALLLINTFLAGS = $(INCLUDES) $(DEFS) $(LINTFLAGS)
 MKINSTALLDIRS= $(TOPSRCDIR)/tools/mkinstalldirs -m 755
 WINAPI_CHECK = $(TOPSRCDIR)/tools/winapi_check/winapi_check
 WINEWRAPPER  = $(TOPSRCDIR)/tools/winewrapper
+C2MAN        = $(TOPSRCDIR)/tools/c2man.pl
 RUNTEST      = $(TOPSRCDIR)/tools/runtest
 WINEBUILD    = $(TOOLSDIR)/tools/winebuild/winebuild
 MAKEDEP      = $(TOOLSDIR)/tools/makedep

configure

@@ -308,7 +308,7 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS WIN16_FILES WIN16_INSTALL LIBPTHREAD build build_cpu build_vendor build_os host host_cpu host_vendor host_os SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP TOOLSDIR X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS YACC LEX LEXLIB LEX_OUTPUT_ROOT XYACC XLEX AS ac_ct_AS LD ac_ct_LD AR ac_ct_AR RANLIB ac_ct_RANLIB STRIP ac_ct_STRIP WINDRES ac_ct_WINDRES LN_S LN C2MAN LDCONFIG INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LINT LINTFLAGS DB2HTML DB2PDF DB2PS JPEGLIB EGREP GIFLIB XLIB XFILES OPENGLFILES GLU32FILES OPENGL_LIBS NASLIBS CURSESLIBS sane_devel SANELIBS SANEINCL ICULIBS ft_devel ft_devel2 FREETYPEINCL ARTSCCONFIG ARTSLIBS ARTSINCL ALSALIBS AUDIOIOLIBS EXTRACFLAGS DLLEXT DLLFLAGS DLLIBS LDDLLFLAGS LDSHARED LIBEXT IMPLIBEXT DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP LDEXECFLAGS CROSSTEST CROSSCC CROSSWINDRES LDPATH CRTLIBS LDD ALLOCA LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS WIN16_FILES WIN16_INSTALL LIBPTHREAD build build_cpu build_vendor build_os host host_cpu host_vendor host_os SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP TOOLSDIR X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS YACC LEX LEXLIB LEX_OUTPUT_ROOT XYACC XLEX AS ac_ct_AS LD ac_ct_LD AR ac_ct_AR RANLIB ac_ct_RANLIB STRIP ac_ct_STRIP WINDRES ac_ct_WINDRES LN_S LN LDCONFIG INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LINT LINTFLAGS DB2HTML DB2PDF DB2PS JPEGLIB EGREP GIFLIB XLIB XFILES OPENGLFILES GLU32FILES OPENGL_LIBS NASLIBS CURSESLIBS sane_devel SANELIBS SANEINCL ICULIBS ft_devel ft_devel2 FREETYPEINCL ARTSCCONFIG ARTSLIBS ARTSINCL ALSALIBS AUDIOIOLIBS EXTRACFLAGS DLLEXT DLLFLAGS DLLIBS LDDLLFLAGS LDSHARED LIBEXT IMPLIBEXT DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP LDEXECFLAGS CROSSTEST CROSSCC CROSSWINDRES LDPATH CRTLIBS LDD ALLOCA LIBOBJS LTLIBOBJS'
 ac_subst_files='MAKE_RULES MAKE_DLL_RULES MAKE_TEST_RULES MAKE_LIB_RULES MAKE_PROG_RULES'
 
 # Initialize some variables set by options.
@@ -4701,42 +4701,6 @@ else
 echo "${ECHO_T}no, using $LN" >&6
 fi
 rm -f conf$$ conf$$.file
-# Extract the first word of "c2man", so it can be a program name with args.
-set dummy c2man; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_C2MAN+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  if test -n "$C2MAN"; then
-  ac_cv_prog_C2MAN="$C2MAN" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_prog_C2MAN="c2man"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-done
-
-  test -z "$ac_cv_prog_C2MAN" && ac_cv_prog_C2MAN="\$(TOPSRCDIR)/tools/c2man.pl"
-fi
-fi
-C2MAN=$ac_cv_prog_C2MAN
-if test -n "$C2MAN"; then
-  echo "$as_me:$LINENO: result: $C2MAN" >&5
-echo "${ECHO_T}$C2MAN" >&6
-else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
-
 # Extract the first word of "ldconfig", so it can be a program name with args.
 set dummy ldconfig; ac_word=$2
 echo "$as_me:$LINENO: checking for $ac_word" >&5
@@ -17286,7 +17250,6 @@ s,@WINDRES@,$WINDRES,;t t
 s,@ac_ct_WINDRES@,$ac_ct_WINDRES,;t t
 s,@LN_S@,$LN_S,;t t
 s,@LN@,$LN,;t t
-s,@C2MAN@,$C2MAN,;t t
 s,@LDCONFIG@,$LDCONFIG,;t t
 s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t
 s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t

configure.ac

@@ -91,7 +91,6 @@ AC_CHECK_TOOL(STRIP,strip,strip)
 AC_CHECK_TOOL(WINDRES,windres,false)
 AC_PROG_LN_S
 WINE_PROG_LN
-AC_CHECK_PROG(C2MAN,c2man,c2man,\$(TOPSRCDIR)/tools/c2man.pl)
 AC_PATH_PROG(LDCONFIG, ldconfig, true, [/sbin /usr/sbin $PATH])
 AC_PROG_INSTALL
 dnl Prepend src dir to install path dir if it's a relative path