Index: dummyflasher.c =================================================================== --- dummyflasher.c (revision 904) +++ dummyflasher.c (working copy) @@ -38,7 +38,8 @@ programmer_param = strdup("parallel,lpc,fwh,spi"); /* Convert the parameters to lowercase. */ for (i = 0; programmer_param[i] != '\0'; i++) - programmer_param[i] = (char)tolower(programmer_param[i]); + programmer_param[i] = + (char)tolower((unsigned char)programmer_param[i]); buses_supported = CHIP_BUSTYPE_NONE; if (strstr(programmer_param, "parallel")) { Index: README =================================================================== --- README (revision 904) +++ README (working copy) @@ -68,7 +68,7 @@ To compile on NetBSD or DragonFly BSD, use: ln -s /usr/pkg/include/pciutils pci - gmake CFLAGS=-I. LDFLAGS="-L/usr/pkg/lib -Wl,-rpath-link,/usr/pkg/lib" + gmake CPPFLAGS=-I. LDFLAGS="-L/usr/pkg/lib -Wl,-rpath-link,/usr/pkg/lib" To compile and run on Darwin/Mac OS X: