diff -uNr rpm-4.3.orig/installplatform rpm-4.3/installplatform
--- rpm-4.3.orig/installplatform	2004-03-24 18:35:51.000000000 +0100
+++ rpm-4.3/installplatform	2004-03-24 19:15:25.108751712 +0100
@@ -21,7 +21,7 @@
 
 RPM="./rpm --rcfile $TEMPRC"
 
-canonarch_sed='s_i.86_i386_;s_athlon_i386_;s_sparc[^-]*_sparc_;s_alpha[^-]*_alpha_;s_\(powerpc\|ppc\)[^-]*_ppc_'
+canonarch_sed='s_i.86_i386_;s_pentium[34]_i386_;s_athlon_i386_;s_sparc[^-]*_sparc_;s_alpha[^-]*_alpha_;s_\(powerpc\|ppc\)[^-]*_ppc_'
 arch="`$RPM --eval '%{_arch}'|sed -e "$canonarch_sed"`"
 VENDOR="`$RPM --eval '%{_vendor}'`"
 OS="`$RPM --eval '%{_os}'`"
@@ -30,7 +30,7 @@
 target="`$RPM --eval '%{_target}'|sed -e "$canonarch_sed"`"
 
 case "$arch" in
-  i[3456]86|athlon) SUBSTS='s_i386_i386_ s_i386_i486_ s_i386_i586_ s_i386_i686_ s_i386_athlon_' ;;
+  i[3456]86|pentium[34]|athlon) SUBSTS='s_i386_i386_ s_i386_i486_ s_i386_i586_ s_i386_i686_ s_i386_pentium3_ s_i386_pentium4_ s_i386_athlon_' ;;
   x86_64*|amd64*) SUBSTS="s/${arch}/x86_64/ s/${arch}/amd64/" ;;
   alpha*) SUBSTS='s_alpha_alpha_ s_alpha_alphaev5_ s_alpha_alphaev56_ s_alpha_alphapca56_ s_alpha_alphaev6_ s_alpha_alphaev67_' ;;
   sparc*) SUBSTS='s_sparc\(64\|v9\)_sparc_ s_sparc64_sparcv9_;s_sparc\([^v]\|$\)_sparcv9\1_ s_sparcv9_sparc64_;s_sparc\([^6]\|$\)_sparc64\1_' ;;
@@ -66,7 +66,7 @@
     s390x-linux) LIB=lib64; MULTILIBNO=2 ;;
     ppc-linux) MULTILIBNO=1 ;;
     ppc64-linux) LIB=lib64; MULTILIBNO=2 ;;
-    i?86-linux|athlon-linux) MULTILIBNO=1 ;;
+    i?86-linux|pentium?-linux|athlon-linux) MULTILIBNO=1 ;;
     x86_64-linux|amd64-linux) LIB=lib64; MULTILIBNO=2 ;;
   esac
 
diff -uNr rpm-4.3.orig/lib/rpmrc.c rpm-4.3/lib/rpmrc.c
--- rpm-4.3.orig/lib/rpmrc.c	2004-03-24 18:35:51.000000000 +0100
+++ rpm-4.3/lib/rpmrc.c	2004-03-24 19:11:47.433843328 +0100
@@ -1038,6 +1038,73 @@
 	return 1;
 }
 
+static int is_pentium3()
+{
+    unsigned int eax, ebx, ecx, edx, family, model;
+    char vendor[16];
+    cpuid(0, &eax, &ebx, &ecx, &edx);
+    memset(vendor, 0, sizeof(vendor));
+    *((unsigned int *)&vendor[0]) = ebx;
+    *((unsigned int *)&vendor[4]) = edx;
+    *((unsigned int *)&vendor[8]) = ecx;
+    if (strncmp(vendor, "GenuineIntel", 12) != 0)
+	return 0;
+    cpuid(1, &eax, &ebx, &ecx, &edx);
+    family = (eax >> 8) & 0x0f;
+    model = (eax >> 4) & 0x0f;
+    if (family == 6)
+	switch (model)
+	{
+	    case 7:	// Pentium III, Pentium III Xeon (model 7)
+	    case 8:	// Pentium III, Pentium III Xeon, Celeron (model 8)
+	    case 9:	// Pentium M
+			/*
+			    Intel recently announced its new technology for mobile platforms,
+			    named Centrino, and presents it as a big advance in mobile PCs.
+			    One of the main part of Centrino consists in a brand new CPU,
+			    the Pentium M, codenamed Banias, that we'll study in this review.
+			    A particularity of this CPU is that it was designed for mobile platform
+			    exclusively, unlike previous mobile CPU (Pentium III-M, Pentium 4-M)
+			    that share the same micro-architecture as their desktop counterparts.
+			    The Pentium M introduces a new micro-architecture, adapted for mobility
+			    constraints, and that is halfway between the Pentium III and the Pentium 4.
+						    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+			*/
+	    case 10:	// Pentium III Xeon (model A)
+	    case 11:	// Pentium III (model B)
+		return 1;
+	}
+    return 0;
+}
+
+static int is_pentium4()
+{
+    unsigned int eax, ebx, ecx, edx, family, model;
+    char vendor[16];
+    cpuid(0, &eax, &ebx, &ecx, &edx);
+    memset(vendor, 0, sizeof(vendor));
+    *((unsigned int *)&vendor[0]) = ebx;
+    *((unsigned int *)&vendor[4]) = edx;
+    *((unsigned int *)&vendor[8]) = ecx;
+    if (strncmp(vendor, "GenuineIntel", 12) != 0)
+	return 0;
+    cpuid(1, &eax, &ebx, &ecx, &edx);
+    family = (eax >> 8) & 0x0f;
+    model = (eax >> 4) & 0x0f;
+    if (family == 15)
+	switch (model)
+	{
+	    case 0:	// Pentium 4, Pentium 4 Xeon                 (0.18um)
+	    case 1:	// Pentium 4, Pentium 4 Xeon MP, Celeron     (0.18um)
+	    case 2:	// Pentium 4, Mobile Pentium 4-M,
+			// Pentium 4 Xeon, Pentium 4 Xeon MP,
+			// Celeron, Mobile Celron                    (0.13um)
+	    case 3:	// Pentium 4, Celeron                        (0.09um)
+		return 1;
+	}
+    return 0;
+}
+
 #endif
 
 #if defined(__linux__) && defined(__powerpc__)
@@ -1274,6 +1341,10 @@
 
 	    if ((class == '6' && is_athlon()) || class == '7')
 	    	strcpy(un.machine, "athlon");
+	    else if (is_pentium4())
+		strcpy(un.machine, "pentium4");
+	    else if (is_pentium3())
+		strcpy(un.machine, "pentium3");
 	    else if (strchr("3456", un.machine[1]) && un.machine[1] != class)
 		un.machine[1] = class;
 	}
diff -uNr rpm-4.3.orig/lib/rpmts.c rpm-4.3/lib/rpmts.c
--- rpm-4.3.orig/lib/rpmts.c	2004-01-07 01:39:05.000000000 +0100
+++ rpm-4.3/lib/rpmts.c	2004-03-24 19:16:06.842407232 +0100
@@ -194,7 +194,7 @@
 /*@-nullassign@*/
     /*@observer@*/
     static const char *arches[] = {
-	"i386", "i486", "i586", "i686", "athlon", "x86_64",
+	"i386", "i486", "i586", "i686", "pentium3", "pentium4", "athlon", "x86_64",
 	"alpha", "alphaev5", "alphaev56", "alphapca56", "alphaev6", "alphaev67",
 	"sparc", "sun4", "sun4m", "sun4c", "sun4d", "sparcv9",
 	"sparc64", "sun4u",
diff -uNr rpm-4.3.orig/macros.in rpm-4.3/macros.in
--- rpm-4.3.orig/macros.in	2004-03-24 18:35:50.000000000 +0100
+++ rpm-4.3/macros.in	2004-03-24 19:16:49.466927320 +0100
@@ -1116,7 +1116,7 @@
 #   rpm can use regular expressions against target platforms in macro
 #   conditionals.
 #
-%ix86   i386 i486 i586 i686 athlon
+%ix86   i386 i486 i586 i686 pentium3 pentium4 athlon
 
 #------------------------------------------------------------------------
 # Use in %install to generate locale specific file lists. For example,
diff -uNr rpm-4.3.orig/rpmrc.in rpm-4.3/rpmrc.in
--- rpm-4.3.orig/rpmrc.in	2004-03-24 18:35:51.000000000 +0100
+++ rpm-4.3/rpmrc.in	2004-03-24 19:18:56.682587600 +0100
@@ -16,6 +16,8 @@
 optflags: i486 -O2 -march=i486%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_i486: %{specflags_i486}}}
 optflags: i586 -O2 -march=i586%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_i586: %{specflags_i586}}}
 optflags: i686 -O2 -march=i686%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_i686: %{specflags_i686}}}
+optflags: pentium3 -O2 -march=pentium3%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_pentium3: %{specflags_pentium3}}}
+optflags: pentium4 -O2 -march=pentium4%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_pentium4: %{specflags_pentium4}}}
 optflags: athlon -O2 -march=athlon%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia32: %{specflags_ia32}}%{?specflags_athlon: %{specflags_athlon}}}
 optflags: ia64 -O2%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_ia64: %{specflags_ia64}}}
 optflags: x86_64 -O2%{!?nospecflags:%{?specflags: %{specflags}}%{?specflags_x86_64: %{specflags_x86_64}} %{?specflags_amd64: %{specflags_amd64}} }
@@ -68,6 +70,8 @@
 # Canonical arch names and numbers
 
 arch_canon:	athlon:	athlon	1
+arch_canon:	pentium4:	pentium4	1
+arch_canon:	pentium3:	pentium3	1
 arch_canon:	i686:	i686	1
 arch_canon:	i586:	i586	1
 arch_canon:	i486:	i486	1
@@ -167,6 +171,8 @@
 buildarchtranslate: osfmach3_i386: i386
 
 buildarchtranslate: athlon: athlon
+buildarchtranslate: pentium4: pentium4
+buildarchtranslate: pentium3: pentium3
 buildarchtranslate: i686: i686
 buildarchtranslate: i586: i586
 buildarchtranslate: i486: i486
@@ -218,6 +224,8 @@
 arch_compat: alpha: axp noarch
 
 arch_compat: athlon: i686
+arch_compat: pentium4: pentium3
+arch_compat: pentium3: i686
 arch_compat: i686: i586
 arch_compat: i586: i486
 arch_compat: i486: i386
@@ -307,6 +315,8 @@
 buildarch_compat: ia64: noarch
 
 buildarch_compat: athlon: i686
+buildarch_compat: pentium4: pentium3
+buildarch_compat: pentium3: i686
 buildarch_compat: i686: i586
 buildarch_compat: i586: i486
 buildarch_compat: i486: i386